Prosecution Insights
Last updated: July 17, 2026
Application No. 18/893,911

ULTRA-HIGH FREQUENCY PARTIAL DISCHARGE DETECTION SENSOR HAVING LEAK-TIGHT STRUCTURE

Non-Final OA §102§103
Filed
Sep 23, 2024
Priority
Jun 28, 2023 — RE 10-2023-0083766 +1 more
Examiner
MAHONEY, CHRISTOPHER E
Art Unit
2852
Tech Center
2800 — Semiconductors & Electrical Systems
Assignee
Sunglim Heavy Electric Co. Ltd.
OA Round
1 (Non-Final)
83%
Grant Probability
Favorable
1-2
OA Rounds
2m
Est. Remaining
95%
With Interview

Examiner Intelligence

Grants 83% — above average
83%
Career Allowance Rate
899 granted / 1082 resolved
+15.1% vs TC avg
Moderate +12% lift
Without
With
+11.7%
Interview Lift
resolved cases with interview
Fast prosecutor
1y 11m
Avg Prosecution
21 currently pending
Career history
1100
Total Applications
across all art units

Statute-Specific Performance

§101
1.3%
-38.7% vs TC avg
§103
70.1%
+30.1% vs TC avg
§102
12.8%
-27.2% vs TC avg
§112
5.5%
-34.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 1082 resolved cases

Office Action

§102 §103
DETAILED ACTION Priority Receipt is acknowledged of certified copies of papers required by 37 CFR 1.55. Claim Rejections - 35 USC § 102 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(s) 1 is/are rejected under 35 U.S.C. 102(a)(1) as being antipated by Lee (KR10-2021-0136718) Lee teaches a flange portion (100) having a through hole (110) formed therein; an electrode rod (200) inserted through the through hole formed in the flange portion; a sensor unit (300) provided at an upper end of the electrode rod to detect partial discharge ultra-high frequency; a sealing member (50/500) provided between the electrode rod and the flange portion and a cover member 400 supporting a lower end of the sealing member. See fig. 3 for example. 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. Claim(s) 2-3 is/are rejected under 35 U.S.C. 103 as being unpatentable over Lee (KR10-2021-0136718). Regarding claim 2, Lee teaches the salient features of the claimed invention except for wherein the flange portion is integrally formed to include a bottom portion formed in a circular plate shape having a first diameter and a protrusion portion formed in a columnar shape having a second diameter by protruding from a center of the bottom portion. A second embodiment of Lee (fig. 2) teaches that it was known to form the flange portion integrally formed to include a bottom portion formed in a circular plate shape having a first diameter and a protrusion portion formed in a columnar shape having a second diameter by protruding from a center of the bottom portion. It would have been obvious to one of ordinary skill in the art at the time the invention was filed to utilize the features of fig. 2 for the purpose of improved support for the rod. Regarding claim 3, Lee teaches the salient features of the claimed invention except for the sealing member includes a first O-ring coupled to a surface of the bottom portion of the flange portion, and a second O-ring coupled to an inner circumference of the protrusion portion of the flange portion. Fig 1 of Lee teaches that it was known to provide a first O-ring coupled to a bottom portion of a flange portion, and a second O-ring coupled to an inner circumference of a protrusion portion of the flange portion. See fig. 1. It would have been obvious to one of ordinary skill in the art at the time the invention was filed to utilize the features of fig for the purpose of further improved support of the rod and improved insulation. Allowable Subject Matter Claims 4-5 are objected to as being dependent upon a rejected base claim, but would be allowable if rewritten in independent form including all of the limitations of the base claim and any intervening claims. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to CHRISTOPHER E MAHONEY whose telephone number is (571)272-2122. The examiner can normally be reached 9-5:30. 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, Stephanie Bloss can be reached at 571-272-3555. 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. /CHRISTOPHER E MAHONEY/Primary Examiner, Art Unit 2852
Read full office action

Prosecution Timeline

Sep 23, 2024
Application Filed
Jun 24, 2026
Non-Final Rejection mailed — §102, §103 (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
83%
Grant Probability
95%
With Interview (+11.7%)
1y 11m (~2m remaining)
Median Time to Grant
Low
PTA Risk
Based on 1082 resolved cases by this examiner. Grant probability derived from career allowance rate.

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