Prosecution Insights
Last updated: July 17, 2026
Application No. 18/951,147

ELECTRICAL ENHANCEMENT OF BILAYER FORMATION

Final Rejection §DP
Filed
Nov 18, 2024
Priority
Mar 30, 2016 — divisional of 10/465,240 +3 more
Examiner
PROCTOR, CACHET I
Art Unit
1712
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Roche Sequencing Solutions Inc.
OA Round
2 (Final)
77%
Grant Probability
Favorable
3-4
OA Rounds
1y 4m
Est. Remaining
83%
With Interview

Examiner Intelligence

Grants 77% — above average
77%
Career Allowance Rate
825 granted / 1072 resolved
+12.0% vs TC avg
Moderate +6% lift
Without
With
+5.9%
Interview Lift
resolved cases with interview
Typical timeline
3y 0m
Avg Prosecution
40 currently pending
Career history
1103
Total Applications
across all art units

Statute-Specific Performance

§101
0.1%
-39.9% vs TC avg
§103
77.8%
+37.8% vs TC avg
§102
7.5%
-32.5% vs TC avg
§112
8.6%
-31.4% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1072 resolved cases

Office Action

§DP
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Terminal Disclaimer This application was filed on or after September 16, 2012. The person who signed the terminal disclaimer is not the applicant, the patentee or an attorney or agent of record. See 37 CFR 1.321(a) and (b). Please file a Power of Attorney that gives power to the attorney who is signing the terminal disclaimer, along with another copy of the terminal disclaimer, or file a terminal disclaimer that is signed by the applicant. Double Patenting The nonstatutory double patenting rejection is based on a judicially created doctrine grounded in public policy (a policy reflected in the statute) so as to prevent the unjustified or improper timewise extension of the “right to exclude” granted by a patent and to prevent possible harassment by multiple assignees. A nonstatutory double patenting rejection is appropriate where the conflicting claims are not identical, but at least one examined application claim is not patentably distinct from the reference claim(s) because the examined application claim is either anticipated by, or would have been obvious over, the reference claim(s). See, e.g., In re Berg, 140 F.3d 1428, 46 USPQ2d 1226 (Fed. Cir. 1998); In re Goodman, 11 F.3d 1046, 29 USPQ2d 2010 (Fed. Cir. 1993); In re Longi, 759 F.2d 887, 225 USPQ 645 (Fed. Cir. 1985); In re Van Ornum, 686 F.2d 937, 214 USPQ 761 (CCPA 1982); In re Vogel, 422 F.2d 438, 164 USPQ 619 (CCPA 1970); In re Thorington, 418 F.2d 528, 163 USPQ 644 (CCPA 1969). A timely filed terminal disclaimer in compliance with 37 CFR 1.321(c) or 1.321(d) may be used to overcome an actual or provisional rejection based on nonstatutory double patenting provided the reference application or patent either is shown to be commonly owned with the examined application, or claims an invention made as a result of activities undertaken within the scope of a joint research agreement. See MPEP § 717.02 for applications subject to examination under the first inventor to file provisions of the AIA as explained in MPEP § 2159. See MPEP § 2146 et seq. for applications not subject to examination under the first inventor to file provisions of the AIA . A terminal disclaimer must be signed in compliance with 37 CFR 1.321(b). The filing of a terminal disclaimer by itself is not a complete reply to a nonstatutory double patenting (NSDP) rejection. A complete reply requires that the terminal disclaimer be accompanied by a reply requesting reconsideration of the prior Office action. Even where the NSDP rejection is provisional the reply must be complete. See MPEP § 804, subsection I.B.1. For a reply to a non-final Office action, see 37 CFR 1.111(a). For a reply to final Office action, see 37 CFR 1.113(c). A request for reconsideration while not provided for in 37 CFR 1.113(c) may be filed after final for consideration. See MPEP §§ 706.07(e) and 714.13. The USPTO Internet website contains terminal disclaimer forms which may be used. Please visit www.uspto.gov/patent/patents-forms. The actual filing date of the application in which the form is filed determines what form (e.g., PTO/SB/25, PTO/SB/26, PTO/AIA /25, or PTO/AIA /26) should be used. A web-based eTerminal Disclaimer may be filled out completely online using web-screens. An eTerminal Disclaimer that meets all requirements is auto-processed and approved immediately upon submission. For more information about eTerminal Disclaimers, refer to www.uspto.gov/patents/apply/applying-online/eterminal-disclaimer. Claims 19-43 are rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-18 of U.S. Patent No. 12/173,367. Although the claims at issue are not identical, they are not patentably distinct from each other because both claims 19 and claim 1 of ‘367 recite a nanopore based sequencing chip comprising an array of cells, each comprising a well; a flow chamber coupled to the nanopore based sequencing chip; and a processor or circuitry configured to: flow a salt buffer solution over the array of cells to fill the wells; flow a lipid and solvent mixture over the array of cells to deposit the lipid and solvent mixture over at least some of the wells; detect whether a lipid bilayer or lipid membrane greater than three lipid molecules thick is present by applying a voltage stimulus and measuring a resultant change in voltage; and selectively applying an electrical lip-thinning stimulus only to a portion of the cells. Claim 1 of ‘367 anticipates that of claim 19. As to dependent claims 20-28, claims 2-9 of ‘367 anticipate the claimed subject matter. As to claims 29-30, the claims of ‘367 the limitations are routine design and control refinements that do not introduce new inventive concept and therefore do not render the claims patentably distinct. As to claims 31-34, the claims merely restate the same invention using different terminology (“thin membrane” versus “lipid bilayer” and “thick membrane” versus “lipid membrane greater than three lipid molecules thick”) and repeat the same electrical detection and selective thinning control logic. Claim 10 of ‘367, recites the same nanopore sequencing system, the same electrical membrane thickness detection mechanism, and same selective thinning stimulus control loop. The additional dependent limitations in claims 32-43 merely are either anticipated by or obvious operational refinements, parameter values or implementation details to claims 11-18 of ‘367 and do not render the claims patentably distinct. Claims 19-43 rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-9 of U.S. Patent No. 10,465,240. Although the claims at issue are not identical, they are not patentably distinct from each other because claim 19 is an obvious variant of claim 1 of ‘240. Claim 1 of ‘240 recites flowing a salt buffer solution to fill wells; flowing a lipid and solvent mixture to deposit lipid membranes; determining whether a lipid bilayer or lipid membrane is present by applying a voltage stimulus and measuring a resultant change in voltage using a determined threshold; and selectively applying a lipid thinning stimulus only to cells lacking a lipid bilayer. Claim 1 of ‘240 recites the same system and operational steps except the membrane is greater than three lipid molecules thick. The use of slightly different terminology by characterizing thick membranes as being “greater than three lipid molecules thick” does not render the claim patentably distinct. As to dependent claims 20-30, claims 2-5 of ‘240 anticipate the claimed subject matter. As to claims 31-34, the claims merely restate the same invention using different terminology (“thin membrane” versus “lipid bilayer” and “thick membrane” versus “lipid membrane”) and repeats the same electrical detection and selective thinning control logic. Claim 10 of ‘676, recites the same nanopore sequencing system, the same electrical membrane thickness detection mechanism, and same selective thinning stimulus control loop. The additional dependent limitations in claims 32-43 are anticipated operational refinements, parameter values or implementation details to claims 5-9 of ‘240 and do not render the claims patentably distinct. Conclusion THIS ACTION IS MADE FINAL. Applicant is reminded of the extension of time policy as set forth in 37 CFR 1.136(a). A shortened statutory period for reply to this final action is set to expire THREE MONTHS from the mailing date of this action. In the event a first reply is filed within TWO MONTHS of the mailing date of this final action and the advisory action is not mailed until after the end of the THREE-MONTH shortened statutory period, then the shortened statutory period will expire on the date the advisory action is mailed, and any nonprovisional extension fee (37 CFR 1.17(a)) pursuant to 37 CFR 1.136(a) will be calculated from the mailing date of the advisory action. In no event, however, will the statutory period for reply expire later than SIX MONTHS from the mailing date of this final action. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Cachet I Proctor whose telephone number is (571)272-0691. The examiner can normally be reached Monday-Friday 7-3 pm. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Michael Cleveland can be reached at 571-272-1418. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /CACHET I. PROCTOR/ Examiner Art Unit 1712 /CACHET I PROCTOR/Primary Examiner, Art Unit 1712
Read full office action

Prosecution Timeline

Nov 18, 2024
Application Filed
Feb 09, 2026
Non-Final Rejection mailed — §DP
May 07, 2026
Response Filed
Jun 02, 2026
Final Rejection mailed — §DP (current)

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

3-4
Expected OA Rounds
77%
Grant Probability
83%
With Interview (+5.9%)
3y 0m (~1y 4m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 1072 resolved cases by this examiner. Grant probability derived from career allowance rate.

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