Prosecution Insights
Last updated: October 27, 2026

David M Sinclair, USPTO Patent Examiner

Listed by the USPTO as SINCLAIR, DAVID M

Tech Center 2800 • Art Units: 2831 2835 2842 2847 2848

This examiner grants 68% of resolved cases

Analysis

SINCLAIR, DAVID M works in Tech Center 2800 and Art Unit 2831. The profile records 1270 resolved cases, a 68.4% allowance rate, and a 19.7% interview lift. The allowance rate indicates a favorable recorded outcome pattern, while the interview figure suggests that interviews may assist with selected issues. Applicants should rely on clear claim distinctions and use examiner discussions to clarify interpretation, narrow disputes, or confirm whether a focused amendment addresses the cited art.

The median time to allowance is 911 days. The listed companies are Samsung Electro-Mechanics Co., Ltd., Murata Manufacturing Co., Ltd., and Panasonic Holdings Corporation. The leading firms are Morgan, Lewis & Bockius LLP (WA), ARENTFOX SCHIFF LLP - New York, and Law Office of Katsuhiro Arai. Counsel may pursue efficient written prosecution while preserving interviews for issues where dialogue adds value. Timing and amendment discipline remain important throughout the recorded path to allowance.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

68.4%
Allow Rate
At TC average
1,329
Total Applications
+19.7%
Interview Lift
911
Avg Prosecution Days
Based on 1270 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
26.2%
§102 Novelty
52.1%
§103 Obviousness
13.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18841233 ELECTROLYTIC CAPACITOR AND MANUFACTURING METHOD THEREFOR Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18724467 SOLID ELECTROLYTIC CAPACITOR Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18484973 CAPACITOR INCLUDING ANTIFERROELECTRIC LAYER DISPOSED BETWEEN ELECTRODE LAYER AND SECOND ELECTRODE LAYER, ELECTRIC CIRCUIT, CIRCUIT BOARD, ELECTRONIC APPARATUS, AND POWER STORAGE DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18838524 CAPACITOR, METHOD OF MANUFACTURING THEREOF AND USE THEREOF Non-Final OA TDK Electronics AG
18994178 CAPACITIVE DEVICE AND ELECTRONIC APPARATUS Non-Final OA Beijing BOE Technology Development Co., Ltd.
19038972 SOLID ELECTROLYTIC CAPACITOR Non-Final OA Murata Manufacturing Co., Ltd.
18904138 MULTILAYER CERAMIC CAPACITOR Final Rejection Murata Manufacturing Co., Ltd.
18800362 MULTILAYER CERAMIC CAPACITOR Final Rejection Murata Manufacturing Co., Ltd.
18800367 MULTILAYER CERAMIC CAPACITOR Final Rejection Murata Manufacturing Co., Ltd.
18791579 MULTILAYER CERAMIC CAPACITOR AND METHOD OF MOUNTING MULTILAYER CERAMIC CAPACITOR Final Rejection Murata Manufacturing Co., Ltd.
18789816 ELECTRONIC COMPONENT AND MOUNTING STRUCTURE FOR ELECTRONIC COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
18788282 MULTILAYER CERAMIC CAPACITOR Non-Final OA Murata Manufacturing Co., Ltd.
18439965 CAPACITOR ELEMENT HAVING AN ANODE REGION IN A CATHODE REGION Final Rejection Murata Manufacturing Co., Ltd.
18871081 MULTILAYER CERAMIC CAPACITOR Non-Final OA KYOCERA Corporation
18836227 MULTILAYER CERAMIC CAPACITOR AND MULTILAYER CERAMIC CAPACITOR MOUNTING STRUCTURE Final Rejection KYOCERA Corporation
18262751 Solid Electrolytic Capacitor and Method for Producing Solid Electrolytic Capacitor Final Rejection KYOCERA AVX Components Corporation
19065670 MULTILAYER CERAMIC CAPACITOR AND METHOD OF MANUFACTURING THE SAME Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
19057885 MULTILAYER CERAMIC CAPACITOR Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18971304 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18968496 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18966932 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18966902 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18951985 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18951524 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18947707 MULTILAYER ELECTRONIC COMPONENT Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.
18930567 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18911474 MULTILAYER ELECTRONIC COMPONENT AND BOARD HAVING MULTILAYER ELECTRONIC COMPONENT MOUNTED THEREON Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18910777 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18808544 MULTILAYER ELECTRONIC COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18776769 MULTILAYER ELECTRONIC COMPONENT AND METHOD FOR MANUFACTURING THE SAME Non-Final OA SAMSUNG ELECTRO-MECHANICS CO., LTD.

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Frequently Asked Questions

What is examiner David M Sinclair's allowance rate?

68.4% of resolved applications examined by David M Sinclair were allowed (1,270 resolved cases), compared with 72.3% across Art Unit 2831 over the last five years.

Does an interview help with examiner David M Sinclair?

This examiner's interview lift is +19.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner David M Sinclair take to allow a patent?

Applications allowed by David M Sinclair took 911 days on average from filing to allowance.

Which art unit does examiner David M Sinclair work in?

David M Sinclair examines applications in Art Unit 2831 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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