Prosecution Insights
Last updated: October 04, 2026
Application No. 18/825,531

DEEP SEA SUB-SEDIMENT SLURRY INJECTION FOR CARBON REMOVAL

Final Rejection §112
Filed
Sep 05, 2024
Priority
Sep 05, 2023 — provisional 63/580,585 +1 more
Examiner
OLSON, LARS A
Art Unit
3615
Tech Center
3600 — Transportation & Electronic Commerce
Assignee
Sinkco Labs Pbc
OA Round
2 (Final)
82%
Grant Probability
Favorable
3-4
OA Rounds
0m
Est. Remaining
96%
With Interview

Examiner Intelligence

Grants 82% — above average
82%
Career Allowance Rate
1579 granted / 1928 resolved
+29.9% vs TC avg
Moderate +14% lift
Without
With
+14.0%
Interview Lift
resolved cases with interview
Fast prosecutor
1y 11m
Avg Prosecution
34 currently pending
Career history
1938
Total Applications
across all art units

Statute-Specific Performance

§101
0.7%
-39.3% vs TC avg
§103
38.5%
-1.5% vs TC avg
§102
28.6%
-11.4% vs TC avg
§112
24.2%
-15.8% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1928 resolved cases

Office Action

§112
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 . An amendment and response was filed by the applicant on July 27, 2026. Claims 2 and 20 have been cancelled. Election/Restrictions Claims 21-22 have been withdrawn from further consideration pursuant to 37 CFR 1.142(b) as being drawn to a nonelected species, there being no allowable generic or linking claim. Election was made without traverse in the reply filed on October 13, 2025. Applicant’s election without traverse of claims 1-20 and 23-26 in the reply filed on October 13, 2025 is acknowledged. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 9, 16 and 23-26 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor (or for applications subject to pre-AIA 35 U.S.C. 112, the applicant), regards as the invention. Claim 9 is disclosed in dependent form, depending from claim 2, which has been cancelled. Thus, it is unclear to the examiner from which claim that claim 9 depends. Claim 16 is disclosed in dependent form, depending from claim 9, and is thus also rendered indefinite. Claims 23-26 are disclosed in dependent form, depending from claim 20, which has been cancelled. Thus, it is unclear to the examiner from which claim that claims 23-26 depend. The term “large-scale” in claim 25 is a relative term which renders the claim indefinite. The term “large” is not defined by the claim, the specification does not provide a standard for ascertaining the requisite degree, and one of ordinary skill in the art would not be reasonably apprised of the scope of the invention. Allowable Subject Matter Claims 1, 3-8, 10-15 and 17-19 are allowed. Claims 9, 16 and 23-26 would be allowable if rewritten to overcome the rejection(s) under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), 2nd paragraph, set forth in this Office action and to include all of the limitations of the base claim and any intervening claims. Conclusion Applicant's amendment necessitated the new ground(s) of rejection presented in this Office action. Accordingly, THIS ACTION IS MADE FINAL. See MPEP § 706.07(a). 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 LARS A OLSON whose telephone number is (571) 272-6685. The examiner can normally be reached Monday to Friday 8:00am - 4:00pm. 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, MARC JIMENEZ can be reached at 571-272-4530. 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. August 6, 2026 /LARS A OLSON/Primary Examiner, Art Unit 3615B
Read full office action

Prosecution Timeline

Sep 05, 2024
Application Filed
Nov 26, 2025
Non-Final Rejection (signed) — §112
Jan 26, 2026
Non-Final Rejection mailed — §112
Jul 27, 2026
Response Filed
Aug 10, 2026
Final Rejection mailed — §112 (current)

Precedent Cases

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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
82%
Grant Probability
96%
With Interview (+14.0%)
1y 11m (~0m remaining)
Median Time to Grant
Moderate
PTA Risk
Based on 1928 resolved cases by this examiner. Grant probability derived from career allowance rate.

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