[Editor Note: This MPEP section is only applicable to\n reissue applications filed before September 16, 2012. For reissue applications filed on\n or after September 16, 2012, the requirement to state that the errors arose \"without any\n deceptive intention\" was eliminated consistent with the America Invents Act (AIA)\n amendments to 35 U.S.C. 251.]
","rendered_text_plain":"[Editor Note: This MPEP section is only applicable to reissue applications filed before September 16, 2012. For reissue applications filed on or after September 16, 2012, the requirement to state that the errors arose \"without any deceptive intention\" was eliminated consistent with the America Invents Act (AIA) amendments to 35 U.S.C. 251.]","provenance":{"source_file":"s2012.html","source_anchor":"d0e196601/p.0","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_qxdujpsn","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_qxdujpsn","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"“ERROR WITHOUT ANY DECEPTIVE INTENTION”","rendered_text_plain":"“ERROR WITHOUT ANY DECEPTIVE INTENTION”","provenance":{"source_file":"s2012.html","source_anchor":"d0e196601/b.0","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"informal_heading","host_section_id":"se_mkiujp4q","heading_level":2,"heading_text":"“ERROR WITHOUT ANY DECEPTIVE INTENTION”"},{"id":"pb_u6356j3c","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_u6356j3c","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"Questions of “fraud,” “inequitable conduct,” or violation of “duty of\n disclosure” or “candor and good faith” can arise in reissue applications.\n
","rendered_text_plain":"Questions of “fraud,” “inequitable conduct,” or violation of “duty of disclosure” or “candor and good faith” can arise in reissue applications.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196609","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_s6coqkn5","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_s6coqkn5","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"For reissue applications filed prior to September 16, 2012, both\n pre-AIA 35 U.S.C.\n 251 and pre-AIA 37 CFR 1.175 require that\n the reissue oath or declaration must state that the error arose “without any deceptive\n intention.” Further, the examiner should determine whether applicant has averred in the\n reissue oath or declaration, as required by pre-AIA 37 CFR 1.175(a)(2),\n (b)(1), and (b)(2), that all “errors” arose\n “without any deceptive intention.” However, the examiner should not normally comment or\n question as to whether the averred statement as to lack of deceptive intention appears\n correct or true. See MPEP\n § 1414.\n
","rendered_text_plain":"For reissue applications filed prior to September 16, 2012, both pre-AIA 35 U.S.C. 251 and pre-AIA 37 CFR 1.175 require that the reissue oath or declaration must state that the error arose “without any deceptive intention.” Further, the examiner should determine whether applicant has averred in the reissue oath or declaration, as required by pre-AIA 37 CFR 1.175(a)(2), (b)(1), and (b)(2), that all “errors” arose “without any deceptive intention.” However, the examiner should not normally comment or question as to whether the averred statement as to lack of deceptive intention appears correct or true. See MPEP § 1414.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196620","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_djvgod3d","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_djvgod3d","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"In re Heany, 1911 C.D. 138, 180\n (1911), unequivocally states:\n
","rendered_text_plain":"In re Heany, 1911 C.D. 138, 180 (1911), unequivocally states:","provenance":{"source_file":"s2012.html","source_anchor":"ch2000_p_298e1_209e1_1c4","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"nq_ryvlu4cf","node_type":"narrative_quote","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/nq_ryvlu4cf","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"\n","rendered_text_plain":"Where such a condition [fraudulent or deceptive intention] is shown to exist the right to reissue the patent is forfeited.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196632","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"source_anchor":"d0e196632","host_section_id":"se_mkiujp4q","source_case_id":"cs_m53ycy4z"},{"id":"pb_wx6vwtgk","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_wx6vwtgk","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"Where such a condition [fraudulent or deceptive intention] is shown\n to exist the right to reissue the patent is forfeited. \n
\n
Similarly, the court in In re Clark, 522 F.2d 623,\n 627, 187 USPQ 209, 213 (CCPA 1975) indicated:\n
","rendered_text_plain":"Similarly, the court in In re Clark, 522 F.2d 623, 627, 187 USPQ 209, 213 (CCPA 1975) indicated:","provenance":{"source_file":"s2012.html","source_anchor":"d0e196636","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"nq_iz4cqezs","node_type":"narrative_quote","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/nq_iz4cqezs","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"\n","rendered_text_plain":"Reissue is not available to rescue a patentee who had presented claims limited to avoid particular prior art and then had failed to disclose that prior art . . . after that failure to disclose has resulted in invalidating of the claims.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196642","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"source_anchor":"d0e196642","host_section_id":"se_mkiujp4q","source_case_id":"cs_k522eskc"},{"id":"pb_hc5dk5i3","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_hc5dk5i3","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"Reissue is not available to rescue a patentee who had presented\n claims limited to avoid particular prior art and then had failed to disclose that\n prior art . . . after that failure to disclose has resulted in invalidating of the\n claims.\n
\n
It is clear that “fraud” cannot be purged through the reissue process.\n See conclusions of Law 89 and 91 in Intermountain Research and Eng’g Co. v.\n Hercules Inc., 171 USPQ 577, 631-32 (C.D. Cal. 1971).\n
","rendered_text_plain":"It is clear that “fraud” cannot be purged through the reissue process. See conclusions of Law 89 and 91 in Intermountain Research and Eng’g Co. v. Hercules Inc., 171 USPQ 577, 631-32 (C.D. Cal. 1971).","provenance":{"source_file":"s2012.html","source_anchor":"d0e196646","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_yqe5ksq4","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_yqe5ksq4","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"Clearly, where several patents or applications stem from an original\n application which contained fraudulent claims ultimately allowed, the doctrine of\n unclean hands bars allowance or enforcement of any of the claims of any of the\n applications or patents. See Keystone Driller Co. v. General Excavator\n Co., 290 U.S. 240, 245, 19 USPQ 228, 230 (1933); East Chicago\n Machine Tool Corp. v. Stone Container Corp., 181 USPQ 744, 748 (N.D. Ill.),\n modified, 185 USPQ 210 (N.D. Ill. 1974). See also\n Chromalloy American Corp. v. Alloy Surfaces Co., 339 F. Supp. 859,\n 173 USPQ 295 (D.Del. 1972) and Strong v. General Electric Co., 305 F.\n Supp. 1084, 162 USPQ 141 (N.D. Ga. 1969), aff’d, 434 F.2d 1042, 168\n USPQ 8 (5th Cir. 1970), cert. denied, 403 U.S. 906 (1971) where fraud\n or inequitable conduct affecting only certain claims or only one of related patents was\n held to affect the other claims or patent. Clearly, “fraud” practiced or attempted in an\n application which issues as a patent is “fraud” practiced or attempted in connection\n with any subsequent application to reissue that patent. The reissue application and the\n patent are inseparable as far as questions of “fraud,” “inequitable conduct,” or\n “violation of the duty of disclosure” are concerned. See In re Heany, supra;\n and Norton v. Curtiss, 433 F.2d 779, 792, 167 USPQ 532, 543\n (CCPA 1970), wherein the court stated:\n
","rendered_text_plain":"Clearly, where several patents or applications stem from an original application which contained fraudulent claims ultimately allowed, the doctrine of unclean hands bars allowance or enforcement of any of the claims of any of the applications or patents. See Keystone Driller Co. v. General Excavator Co., 290 U.S. 240, 245, 19 USPQ 228, 230 (1933); East Chicago Machine Tool Corp. v. Stone Container Corp., 181 USPQ 744, 748 (N.D. Ill.), modified, 185 USPQ 210 (N.D. Ill. 1974). See also Chromalloy American Corp. v. Alloy Surfaces Co., 339 F. Supp. 859, 173 USPQ 295 (D.Del. 1972) and Strong v. General Electric Co., 305 F. Supp. 1084, 162 USPQ 141 (N.D. Ga. 1969), aff’d, 434 F.2d 1042, 168 USPQ 8 (5th Cir. 1970), cert. denied, 403 U.S. 906 (1971) where fraud or inequitable conduct affecting only certain claims or only one of related patents was held to affect the other claims or patent. Clearly, “fraud” practiced or attempted in an application which issues as a patent is “fraud” practiced or attempted in connection with any subsequent application to reissue that patent. The reissue application and the patent are inseparable as far as questions of “fraud,” “inequitable conduct,” or “violation of the duty of disclosure” are concerned. See In re Heany, supra; and Norton v. Curtiss, 433 F.2d 779, 792, 167 USPQ 532, 543 (CCPA 1970), wherein the court stated:","provenance":{"source_file":"s2012.html","source_anchor":"d0e196652","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"nq_loxuxlzi","node_type":"narrative_quote","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/nq_loxuxlzi","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"\n","rendered_text_plain":"We take this to indicate that any conduct which will prevent the enforcement of a patent after the patent issues should, if discovered earlier, prevent the issuance of the patent.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196682","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"source_anchor":"d0e196682","host_section_id":"se_mkiujp4q","source_case_id":"cs_svpmj6tu"},{"id":"pb_5vffloza","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_5vffloza","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"We take this to indicate that any conduct which will prevent the\n enforcement of a patent after the patent issues should, if discovered earlier,\n prevent the issuance of the patent. \n
\n
Clearly, if a reissue patent would not be enforceable after reissue\n because of “fraud,” “inequitable conduct” or “violation of the duty of disclosure”\n during the prosecution of the patent sought to be reissued, the reissue patent\n application should not be allowed. Where no investigation is needed to establish such\n circumstances, an appropriate remedy would be to reject the claims in the reissue\n application in accordance with 35 U.S.C. 251. \n
","rendered_text_plain":"Clearly, if a reissue patent would not be enforceable after reissue because of “fraud,” “inequitable conduct” or “violation of the duty of disclosure” during the prosecution of the patent sought to be reissued, the reissue patent application should not be allowed. Where no investigation is needed to establish such circumstances, an appropriate remedy would be to reject the claims in the reissue application in accordance with 35 U.S.C. 251.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196686","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_u3vtywe6","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_u3vtywe6","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"See MPEP\n § 1448 for information pertaining to the examination of a\n resissue application when there is an admission or judicial determination of fraud,\n inequitable conduct or violation of the duty of disclosure. \n
","rendered_text_plain":"See MPEP § 1448 for information pertaining to the examination of a resissue application when there is an admission or judicial determination of fraud, inequitable conduct or violation of the duty of disclosure.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196700","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_mkiujp4q"},{"id":"pb_bqip42bh","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_bqip42bh","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"[Editor Note: This MPEP section is only applicable to\n reissue applications filed before September 16, 2012. For reissue applications filed\n on or after September 16, 2012, the requirement to state that the errors arose\n \"without any deceptive intention\" was eliminated consistent with the America Invents\n Act (AIA) amendments to 35 U.S.C. 251.]
","rendered_text_plain":"[Editor Note: This MPEP section is only applicable to reissue applications filed before September 16, 2012. For reissue applications filed on or after September 16, 2012, the requirement to state that the errors arose \"without any deceptive intention\" was eliminated consistent with the America Invents Act (AIA) amendments to 35 U.S.C. 251.]","provenance":{"source_file":"s2012.html","source_anchor":"d0e196715/p.0","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_dfeorfm6"},{"id":"pb_ol7jf2w7","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_ol7jf2w7","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"The Supreme Court in Blonder-Tongue Labs., Inc. v. Univ. of\n Ill. Found., 402 U.S. 313, 169 USPQ 513 (1971) set forth the rule that once\n a patent has been declared invalid via judicial inquiry, a collateral estoppel barrier\n is created against further litigation involving the patent, unless the\n patentee-plaintiff can demonstrate “that he did not have” a full and fair chance to\n litigate the validity of his patent in “the earlier case.” See also Ex parte\n Varga, 189 USPQ 209 (Bd. App. 1973). As stated in Kaiser\n Industries Corp. v. Jones & Laughlin Steel Corp., 515 F.2d 964, 987,\n 185 USPQ 343, 362 (3rd Cir. 1975):\n
","rendered_text_plain":"The Supreme Court in Blonder-Tongue Labs., Inc. v. Univ. of Ill. Found., 402 U.S. 313, 169 USPQ 513 (1971) set forth the rule that once a patent has been declared invalid via judicial inquiry, a collateral estoppel barrier is created against further litigation involving the patent, unless the patentee-plaintiff can demonstrate “that he did not have” a full and fair chance to litigate the validity of his patent in “the earlier case.” See also Ex parte Varga, 189 USPQ 209 (Bd. App. 1973). As stated in Kaiser Industries Corp. v. Jones & Laughlin Steel Corp., 515 F.2d 964, 987, 185 USPQ 343, 362 (3rd Cir. 1975):","provenance":{"source_file":"s2012.html","source_anchor":"d0e196719","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_dfeorfm6"},{"id":"nq_suo6ldhn","node_type":"narrative_quote","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/nq_suo6ldhn","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"\n","rendered_text_plain":"In fashioning the rule of Blonder-Tongue, Justice White for a unanimous Court made it clear that a determination of patent invalidity, after a thorough and equitable judicial inquiry, creates a collateral estoppel barrier to further litigation to enforce that patent.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196731","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"source_anchor":"d0e196731","host_section_id":"se_dfeorfm6","source_case_id":"cs_5t74b5mk"},{"id":"pb_joenh52f","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_joenh52f","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"In fashioning the rule of Blonder-Tongue, Justice\n White for a unanimous Court made it clear that a determination of patent invalidity,\n after a thorough and equitable judicial inquiry, creates a collateral estoppel\n barrier to further litigation to enforce that patent. \n
\n
Under pre-AIA 35 U.S.C. 251, the Director can reissue a patent only if\n there is “error without any deceptive intention.” The Director is without authority to\n reissue a patent when “deceptive intention” was present during prosecution of the parent\n application. See In re Clark, 522 F.2d 62, 187 USPQ 209 (CCPA 1975)\n and In re Heany, 1911 C.D. 138, 180 (1911). Thus, the collateral\n estoppel barrier applies where reissue is sought of a patent which has been held invalid\n or unenforceable for “fraud” or “violation of duty of disclosure” in procuring of said\n patent. It was held in In re Kahn, 202 USPQ 772, 773 (Comm’r Pat.\n 1979):\n
","rendered_text_plain":"Under pre-AIA 35 U.S.C. 251, the Director can reissue a patent only if there is “error without any deceptive intention.” The Director is without authority to reissue a patent when “deceptive intention” was present during prosecution of the parent application. See In re Clark, 522 F.2d 62, 187 USPQ 209 (CCPA 1975) and In re Heany, 1911 C.D. 138, 180 (1911). Thus, the collateral estoppel barrier applies where reissue is sought of a patent which has been held invalid or unenforceable for “fraud” or “violation of duty of disclosure” in procuring of said patent. It was held in In re Kahn, 202 USPQ 772, 773 (Comm’r Pat. 1979):","provenance":{"source_file":"s2012.html","source_anchor":"d0e196738","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_dfeorfm6"},{"id":"nq_3mjb3toz","node_type":"narrative_quote","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/nq_3mjb3toz","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"\n","rendered_text_plain":"Therefore, since the Kahn patent was held invalid, inter alia, for “failure to disclose material facts of which * * * [Kahn] was aware” this application may be stricken under 37 CFR 1.56 via the doctrine of collateral estoppel as set forth in Blonder-Tongue, supra. ***** The Patent and Trademark Office . . . has found no clear justification for not adhering to the doctrine of collateral estoppel under Blonder-Tongue in this case. Applicant has had his day in court. He appears to have had a full and fair chance to litigate the validity of his patent.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196763","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"source_anchor":"d0e196763","host_section_id":"se_dfeorfm6","source_case_id":"cs_ue2n3pfa"},{"id":"pb_gdznloli","node_type":"prose_block","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/pb_gdznloli","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"Therefore, since the Kahn patent was held invalid, inter alia, for\n “failure to disclose material facts of which * * * [Kahn] was aware” this application\n may be stricken under 37 CFR 1.56 via the doctrine of\n collateral estoppel as set forth in Blonder-Tongue, supra.\n
\n*****
\nThe Patent and Trademark Office . . . has found no clear\n justification for not adhering to the doctrine of collateral estoppel under\n Blonder-Tongue in this case. Applicant has had his day in court. He appears to have\n had a full and fair chance to litigate the validity of his patent.\n
\n
See MPEP\n § 2259 for collateral estoppel in reexamination\n proceedings.\n
","rendered_text_plain":"See MPEP § 2259 for collateral estoppel in reexamination proceedings.","provenance":{"source_file":"s2012.html","source_anchor":"d0e196773","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"kind":"narrative","host_section_id":"se_dfeorfm6"},{"id":"se_d4dlahqt","node_type":"section","corpus_id":"mpep-e9r01-2024-html","opaque_url":"https://mpep.io/n/se_d4dlahqt","effective_range":{"start_revision":"R-08.2017","end_revision":null},"rendered_text_html":"","rendered_text_plain":"","provenance":{"source_file":"s2012.html","source_anchor":"stub-1414","source_sha256":"1a3ebf98161fb6c0e48ed44fc6016ebe4605c4417dd1d08b355ef8df65f0f308"},"akn_urn":"/akn/us/statement/manual/uspto/2024/mpep/eng@2024-02-29!sec_1414","canonical_url":"https://mpep.io/akn/us/statement/manual/uspto/2024/mpep/eng@2024-02-29!sec_1414","section_number":"1414","chapter":"1400","depth":0,"title":"Section 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