Prosecution Insights
Last updated: October 02, 2026

Examiner: AUNG, SAN M

Tech Center 4100 • Art Units: 3616 3657 3723 4100

This examiner grants 78% of resolved cases

Analysis

San M Aung has overseen 1114 resolved cases in Tech Center 4100 and Art Unit 3616. The allowance rate of 77.6 percent shows a tendency toward granting patents. This volume of 1114 resolved cases ensures that the statistical trends are well-established.

An interview lift of 20.4 percent indicates that interviews are a productive tool for applicants. This increase in the allowance rate following an interview suggests that the examiner is receptive to verbal arguments. Practitioners should consider this a key tactic in their prosecution strategy.

The median days to allowance is 1064. This figure represents the typical duration from filing to grant. This timeframe, combined with the 77.6 percent allowance rate, provides a comprehensive view of the expected prosecution experience. The 1064 day period provides a reliable benchmark for pendency in this art unit.

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

Performance Statistics

77.7%
Allow Rate
+17.7% vs TC avg
1,149
Total Applications
+20.4%
Interview Lift
1064
Avg Prosecution Days
Based on 1119 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
30.5%
§102 Novelty
55.1%
§103 Obviousness
11.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18845153 INTERMITTENT MOVEMENT DEVICE, WHEEL LOCKING STRUCTURE AND STROLLER Non-Final OA Wonderland Switzerland AG
17989215 BRAKE ACTUATOR UNIT, ELECTROMECHANICAL BRAKE, AND SPINDLE DRIVE FOR A BRAKE ACTUATOR UNIT Non-Final OA ZF Active Safety GmbH
18726456 ROLLING BEARING FOR A DISC BRAKE, AND BRAKE CALIPER HAVING A ROLLING BEARING Non-Final OA ZF CV Systems Europe BV
18761790 TRAILER CONTROL MODULE WITH TRACTOR PROTECTION FUNCTION Non-Final OA ZF CV Systems Europe BV
18218194 TRAILER CONTROL MODULE WITH TRACTOR PROTECTION FUNCTION Final Rejection ZF CV Systems Europe BV
18828943 AIR PURGING DISC BRAKE MASTER CYLINDER ASSEMBLY Non-Final OA Fox Factory, Inc.
18784171 SHOCK ABSORBER WITH A BEARING HOUSING BYPASS ASSEMBLY Non-Final OA Fox Factory, Inc.
18441499 VIBRATION DAMPER Final Rejection SUMITOMO RIKO COMPANY LIMITED
18840381 BRAKING CONTROL DEVICE FOR VEHICLE Non-Final OA ADVICS CO., LTD.
18692586 STRUCTURE, VALVE APPARATUS, AND METHOD OF ASSEMBLING VALVE APPARATUS Non-Final OA Hitachi Astemo, Ltd.
18764676 BRAKE COOLING SYSTEM Non-Final OA Honeywell International Inc.
18417349 VEHICLE JOINT AND BUSHING ASSEMBLY Non-Final OA FCA US LLC
18327519 BUSHING WITH INTERNAL SNUBBERS PRODUCED THROUGH A FOLDING PROCESS Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC
18521775 Vibration reduction in refrigerant pipes of an HVAC system using a tuned mass damper Final Rejection Lennox Industries Inc.
18722751 BRAKE DISC WITH NICKEL-FREE STEEL LAYER AND METHOD FOR MAKING A BRAKE DISC Non-Final OA BREMBO S.p.A.
18252415 PARKING-BRAKING ASSEMBLY AND METHOD Final Rejection BREMBO S.p.A.

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