Prosecution Insights
Last updated: May 29, 2026

Examiner: BUTLER, MICHAEL E

Tech Center 3600 • Art Units: 3653 3655

This examiner grants 51% of resolved cases

Performance Statistics

51.0%
Allow Rate
-1.0% vs TC avg
460
Total Applications
+22.7%
Interview Lift
1549
Avg Prosecution Days
Based on 449 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
3.7%
§102 Novelty
80.6%
§103 Obviousness
9.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18037083 TORQUE DISTRIBUTION METHOD FOR FOUR-WHEEL DRIVE OF ELECTRIC VEHICLE, AND SYSTEM AND VEHICLE Non-Final OA Zhejiang Geely Holding Group Co., Ltd.
17854110 SYSTEM FOR DETERMINING DISPOSAL OF SURGICAL INSTRUMENT AND RELATED METHODS Final Rejection Cilag GmbH International
18672246 ELECTRIFIED VEHICLE AND METHOD OF CONTROLLING REGENERATIVE BRAKING THEREOF Non-Final OA Kia Corporation
18195740 DISTURBANCE OBSERVER-BASED ELECTRIC VEHICLE CONTROL METHOD DURING DOWNHILL MOTION Non-Final OA Kia Corporation
18934061 MODULAR SYSTEM FOR DYNAMIC TOW AND REGENERATIVE BRAKING OF A TRAILER Non-Final OA Range Energy Inc.
18246525 A DIGITAL BEVERAGE FONT LENS Non-Final OA CARLSBERG BREWERIES A/S

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