Prosecution Insights
Last updated: July 17, 2026
Application No. 18/680,569

PROCESSING SOLUTION FOR SEMICONDUCTOR DEVICE, METHOD FOR PROCESSING SUBSTRATE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

Non-Final OA §102§103
Filed
May 31, 2024
Priority
Jun 15, 2023 — JP 2023-098535
Examiner
MRUK, BRIAN P
Art Unit
1761
Tech Center
1700 — Chemical & Materials Engineering
Assignee
Tokyo Ohka Kogyo Co., Ltd.
OA Round
1 (Non-Final)
74%
Grant Probability
Favorable
1-2
OA Rounds
1m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 74% — above average
74%
Career Allowance Rate
977 granted / 1315 resolved
+9.3% vs TC avg
Strong +28% interview lift
Without
With
+27.6%
Interview Lift
resolved cases with interview
Typical timeline
2y 2m
Avg Prosecution
41 currently pending
Career history
1365
Total Applications
across all art units

Statute-Specific Performance

§101
0.5%
-39.5% vs TC avg
§103
59.2%
+19.2% vs TC avg
§102
1.7%
-38.3% vs TC avg
§112
7.1%
-32.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1315 resolved cases

Office Action

§102 §103
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 . Priority Receipt is acknowledged of certified copies of papers required by 37 CFR 1.55. Claim Rejections - 35 USC § 102 In the event the determination of the status of the application as subject to AIA 35 U.S.C. 102 and 103 (or as subject to pre-AIA 35 U.S.C. 102 and 103) is incorrect, any correction of the statutory basis (i.e., changing from AIA to pre-AIA ) for the rejection will not be considered a new ground of rejection if the prior art relied upon, and the rationale supporting the rejection, would be the same under either status. The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claim Rejections - 35 USC § 103 The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made. Claims 1-9 are rejected under 35 U.S.C. 102((a)(1)) as anticipated by or, in the alternative, under 35 U.S.C. 103 as obvious over Bernhard et al, US 2008/0006305. Bernhard et al, US 2008/0006305, discloses an aqueous based composition for removing photoresist from a semiconductor having a copper substrate (see abstract and paragraphs 11-13). It is further taught by Bernhard et al that the composition contains 0.1-15% by weight of a fluoride source, 20-60% by weight of an organic amine, 1-60% by weight of an organic solvent, 20-70% by weight of water, up to 20% by weight of a chelating agent, and 0.05-0.1% by weight of a surfactant (see paragraphs 27-29), that suitable fluoride sources include ammonium fluoride and hydrogen fluoride (see paragraph 31), that suitable organic solvents include n-methyl-2-pyrrolidone and dimethyl sulfoxide (i.e., DMSO; see paragraph 33), and that suitable surfactants include oxirane (i.e., a cyclic ether; see paragraph 35), wherein the composition is applied to the semiconductor, followed by rinsing (see paragraphs 37-42), per the requirements of the instant invention. Specifically, note Examples 1-2 and Tables 1-2. Therefore, instant claims 1-9 are anticipated by Bernhard et al, US 2008/0006305. In the alternative that the above disclosure is insufficient to anticipate the above listed claims, it would have nonetheless been obvious to the skilled artisan to produce the claimed composition, as the reference teaches each of the claimed ingredients within the claimed proportions for the same utility. Any inquiry concerning this communication or earlier communications from the examiner should be directed to BRIAN P MRUK whose telephone number is (571)272-1321. The examiner can normally be reached on 7:00am-5:30pm Monday-Thursday. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Angela Brown-Pettigrew, can be reached on 571-272-2817. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /BRIAN P MRUK/ Primary Examiner, Art Unit 1761 Brian P Mruk June 19, 2026
Read full office action

Prosecution Timeline

May 31, 2024
Application Filed
Jun 24, 2026
Non-Final Rejection mailed — §102, §103 (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

1-2
Expected OA Rounds
74%
Grant Probability
99%
With Interview (+27.6%)
2y 2m (~1m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1315 resolved cases by this examiner. Grant probability derived from career allowance rate.

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