Prosecution Insights
Last updated: October 02, 2026

Examiner: THATCHER, CLINT A

Tech Center 4100 • Art Units: 2191 2197 3645 4100

This examiner grants 80% of resolved cases

Analysis

Clint A. Thatcher is an examiner in Tech Center 4100 and Art Unit 2191. The examiner has 335 resolved cases and an allowance rate of 79.7 percent. The interview lift is 12.6 percent, indicating that interviews are helpful. Practitioners can use the interview process to clarify technical points and move toward a grant. The 79.7 percent allowance rate suggests a favorable environment for patent applicants in this art unit.

The median days to allowance is 791. This timeframe is efficient for the 335 cases processed in Art Unit 2191. The 79.7 percent allowance rate and the 791-day median pendency provide a clear expectation for the duration of the prosecution. Applicants can use the 12.6 percent interview lift to further improve their chances of success. With 335 cases resolved, the examiner has a well-documented history in Tech Center 4100. The 791-day timeline is a useful metric for managing client expectations.

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

Performance Statistics

79.7%
Allow Rate
+19.7% vs TC avg
356
Total Applications
+12.6%
Interview Lift
791
Avg Prosecution Days
Based on 335 resolved cases, 2023–2026

Rejection Statute Breakdown

10.6%
§101 Eligibility
22.7%
§102 Novelty
52.7%
§103 Obviousness
10.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18014599 LASER RADIATION SYSTEM, IMAGE GENERATION DEVICE, AND RECORDING MEDIUM Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18044116 PROXIMITY SENSING Non-Final OA ams International AG
18108473 IMAGE SENSOR AND METHOD OF OPERATING THE IMAGE SENSOR Non-Final OA SK hynix Inc.
17877884 LIDAR FOR SHORT RANGE AND LONG RANGE USING SINGLE LIGHT SOURCE Non-Final OA HL KLEMOVE CORP.
18362218 WIDE-DYNAMIC-RANGE SPLIT-DETECTOR LIDAR PHOTORECEIVER Non-Final OA Allegro MicroSystems, LLC

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