Prosecution Insights
Last updated: July 17, 2026
Application No. 19/000,069

METHOD FOR CLEANING AN APPARATUS FOR A TIN COMPOUND AND THE CLEANED APPARATUS OBTAINED THEREBY

Non-Final OA §112
Filed
Dec 23, 2024
Priority
Jan 05, 2024 — provisional 63/617,788
Examiner
CARRILLO, BIBI SHARIDAN
Art Unit
1711
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Gelest Inc.
OA Round
1 (Non-Final)
62%
Grant Probability
Moderate
1-2
OA Rounds
1y 0m
Est. Remaining
46%
With Interview

Examiner Intelligence

Grants 62% of resolved cases
62%
Career Allowance Rate
481 granted / 775 resolved
-2.9% vs TC avg
Minimal -17% lift
Without
With
+-16.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 7m
Avg Prosecution
48 currently pending
Career history
816
Total Applications
across all art units

Statute-Specific Performance

§101
0.3%
-39.7% vs TC avg
§103
75.3%
+35.3% vs TC avg
§102
6.0%
-34.0% vs TC avg
§112
11.7%
-28.3% vs TC avg
Black line = Tech Center average estimate • Based on career data from 775 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 . Applicant’s election with traverse of Group I, claims 1-12 and 21-25 in the reply filed on 6/30/2026 is acknowledged. The traversal is on the ground(s) that searching the method would result in the search of the apparatus claims. This is not found persuasive because of the separate status in the art and separate classification. The requirement is still deemed proper and is therefore made FINAL. 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 1-12 and 21-25 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. Claims 1 and 22 are indefinite because it is unclear whether the apparatus is being cleaned to remove the claimed tin compound of formula (1). The claim recites cleaning the apparatus and bringing the apparatus in contact with the tin compound of formula (1), but it is unclear whether the claimed cleaning steps are directed to removing the tin compound of formula (1) by cleaning the apparatus with the claimed cleaning steps. What does applicant mean by an "apparatus that has come into contact with a tin compound"? What is being cleaned from the apparatus? Has the apparatus been in contact with tin, then cleaned, then treated with the claimed steps? Is the apparatus in contact with the tin, and other contaminants are being removed after contacting with the tin? Clarification is requested. 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 1, 4-5, 10, 12, and 21 are provisionally rejected on the ground of nonstatutory double patenting as being unpatentable over claims 1-3, 6-7 and 15 of copending Application No. 19/000,257 (reference application). Although the claims at issue are not identical, they are not patentably distinct from each other because the claims are directed to cleaning an apparatus that has come in contact with a tin compound having the claimed formula by cleaning with a non-polar solvent, an alcohol, and ultrapure water with the claimed resistivity. This is a provisional nonstatutory double patenting rejection because the patentably indistinct claims have not in fact been patented. Claims 22-25 would be allowable if rewritten or amended 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. The following is a statement of reasons for the indication of allowable subject matter: The prior art fails to teach or suggest a method of reusing an apparatus having been in contact with the claimed tin compound of formula 1 by performing the steps of cleaning with a non-protonic solvent, an acidic aqueous solution and/or an alkaline aqueous solution, and ultrapure water with the claimed resistivity and again contacting the apparatus with the claimed compound. The prior art made of record and not relied upon is considered pertinent to applicant's disclosure. Solari et al. teach a method of cleaning a semiconductor film containing tin oxide by immersion and irradiation. Any inquiry concerning this communication or earlier communications from the examiner should be directed to Sharidan Carrillo whose telephone number is (571)272-1297. The examiner can normally be reached M-F, 7:00am-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, Michael Barr can be reached at 571-272-1414. 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. Sharidan Carrillo Primary Examiner Art Unit 1711 /Sharidan Carrillo/Primary Examiner, Art Unit 1711 bsc
Read full office action

Prosecution Timeline

Dec 23, 2024
Application Filed
Jan 05, 2026
Response after Non-Final Action
Jul 06, 2026
Non-Final Rejection mailed — §112 (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

1-2
Expected OA Rounds
62%
Grant Probability
46%
With Interview (-16.6%)
2y 7m (~1y 0m remaining)
Median Time to Grant
Low
PTA Risk
Based on 775 resolved cases by this examiner. Grant probability derived from career allowance rate.

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