Prosecution Insights
Last updated: October 27, 2026

Peniel M Gumedzoe, USPTO Patent Examiner

Listed by the USPTO as GUMEDZOE, PENIEL M

Tech Center 2800 • Art Units: 2891 2899

This examiner grants 83% of resolved cases

Analysis

GUMEDZOE, PENIEL M is a USPTO patent examiner in tech center 2800 and art unit 2891. The profile includes 1336 resolved cases, an allowance rate of 83.3%, and an interview lift of 3.6%. The median time to allowance is 804 days. The high allowance measure is supported by a large recorded case history, while the interview measure indicates limited observed change associated with interviews. The timing measure provides a useful planning reference for applicants seeking to forecast prosecution progression in this art unit.

The listed companies are Taiwan Semiconductor Manufacturing Company, Ltd., Sony Group Corporation, and Micron Technology Inc. The listed firms are Haynes and Boone, LLP (24061), JCIPRNET, and CHIP LAW GROUP. The technology profile is concentrated in semiconductor and electronic-device matters. Practitioners may place greater emphasis on precise initial claim drafting and efficient written responses, while using interviews selectively for technical clarification. The volume and allowance record make this profile relevant to recurring semiconductor portfolios.

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

Performance Statistics

83.3%
Allow Rate
+15.3% vs TC avg
1,357
Total Applications
+3.6%
Interview Lift
804
Avg Prosecution Days
Based on 1336 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
27.9%
§102 Novelty
43.1%
§103 Obviousness
26.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18699022 LIGHT DEFLECTING DEVICE AND DISTANCE MEASURING DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18578324 IMAGE PICKUP ELEMENT AND ELECTRONIC DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
18649297 HIGH DENSITY PILLAR INTERCONNECT CONVERSION WITH STACK TO SUBSTRATE CONNECTION Non-Final OA Micron Technology, Inc.
18191295 HIGH DENSITY METAL-INSULATOR-METAL CAPACITOR Non-Final OA International Business Machines Corporation
18788671 Grounded Metal Ring Structure For Through-Silicon Via Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18773466 PACKAGE STRUCTURE AND MANUFACTURING METHOD THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18673328 SEMICONDUCTOR PACKAGE AND METHOD OF MANUFACTURING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18786939 ADVANCED SEAL RING STRUCTURE AND METHOD OF MAKING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18783905 SOURCE/DRAIN ISOLATION STRUCTURE AND METHODS THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18775879 HIGH EFFICIENCY HEAT DISSIPATION USING THERMAL INTERFACE MATERIAL FILM Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18613172 SEMICONDUCTOR DIES HAVING ELECTRICAL ISOLATION LAYERS AND METHODS OF MAKING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18257975 LIGHT-EMITTING DIODE PACKAGE Final Rejection SEOUL VIOSYS CO., LTD.

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Frequently Asked Questions

What is examiner Peniel M Gumedzoe's allowance rate?

83.3% of resolved applications examined by Peniel M Gumedzoe were allowed (1,336 resolved cases), compared with 69.5% across Art Unit 2891 over the last five years.

Does an interview help with examiner Peniel M Gumedzoe?

This examiner's interview lift is +3.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Peniel M Gumedzoe take to allow a patent?

Applications allowed by Peniel M Gumedzoe took 804 days on average from filing to allowance.

Which art unit does examiner Peniel M Gumedzoe work in?

Peniel M Gumedzoe examines applications in Art Unit 2891 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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