Prosecution Insights
Last updated: October 26, 2026

Feba Pothen, USPTO Patent Examiner

Listed by the USPTO as POTHEN, FEBA

Tech Center 2800 • Art Units: 2858 2868

This examiner grants 81% of resolved cases

Analysis

Feba Pothen has 654 resolved cases in Tech Center 2800 and Art Unit 2858. The profile records an 81.0% allowance rate and a median of 958 days to allowance. Interviews are associated with an 11.3% lift in the allowance rate. These figures show a prosecution record in which applicants can evaluate interview use while also planning around a median timeline approaching a thousand days.

The leading companies are Texas Instruments Incorporated, Alps Alpine Co., Ltd., and Mitsubishi Heavy Industries Ltd. The leading firms are BIRCH STEWART KOLASCH & BIRCH, LLP, ADE & COMPANY INC., and AMPACC Law Group, PLLC. The electronics and industrial affiliations support detailed preparation of technical claim distinctions.

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

Performance Statistics

81.0%
Allow Rate
+13.0% vs TC avg
689
Total Applications
+11.3%
Interview Lift
958
Avg Prosecution Days
Based on 654 resolved cases, 2023–2026

Rejection Statute Breakdown

2.7%
§101 Eligibility
20.9%
§102 Novelty
56.0%
§103 Obviousness
17.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18865592 OPERATION RECORDING SYSTEM, VEHICLE, OPERATION RECORDING METHOD AND OPERATION RECORDING PROGRAM Non-Final OA MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
18677217 CURRENT LIMIT TESTING SYSTEM FOR A TRANSISTOR Final Rejection TEXAS INSTRUMENTS INCORPORATED
18635134 REDUNDANT ANALOG BUILT-IN SELF TEST Final Rejection Texas Instruments Incorporated
18953096 CHIP PROBING APPARATUS, CHIP PROBING METHOD AND SHIFT DETECTION PATTERN Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.

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Frequently Asked Questions

What is examiner Feba Pothen's allowance rate?

81.0% of resolved applications examined by Feba Pothen were allowed (654 resolved cases), compared with 83.6% across Art Unit 2858 over the last five years.

Does an interview help with examiner Feba Pothen?

This examiner's interview lift is +11.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Feba Pothen take to allow a patent?

Applications allowed by Feba Pothen took 958 days on average from filing to allowance.

Which art unit does examiner Feba Pothen work in?

Feba Pothen examines applications in Art Unit 2858 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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