Prosecution Insights
Last updated: October 01, 2026

Examiner: CHOWDHURY, AL-BIRR RAHMAN

Tech Center 3600 • Art Units: 3614 3618

This examiner grants 80% of resolved cases

Analysis

Al-Birr Rahman Chowdhury works in Art Unit 3614 of Tech Center 3600 and has 30 resolved cases. The allowance rate is 80.0 percent. This percentage indicates the proportion of applications that result in a patent grant. The median days to allowance is 1182, which measures the time from the initial filing to the final grant.

The interview lift is 26.4 percent. This figure represents the increase in the probability of success for cases that include an interview. Practitioners can use this 26.4 percent lift to evaluate the impact of oral advocacy. The 30 cases provide the basis for these metrics in Art Unit 3614.

The 1182 median days to allowance acts as a reference for prosecution timelines in Tech Center 3600. With an allowance rate of 80.0 percent, the data reflects the frequency of successful outcomes. These metrics offer a view of the examiner's historical performance. The record of resolved cases helps in understanding the procedural environment.

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

Performance Statistics

80.0%
Allow Rate
+28.0% vs TC avg
42
Total Applications
+26.4%
Interview Lift
1182
Avg Prosecution Days
Based on 30 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
29.5%
§102 Novelty
50.4%
§103 Obviousness
19.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18837620 DRIVE SYSTEM FOR A MOTOR VEHICLE Non-Final OA Schaeffler Technologies AG & Co. KG
18730359 Footrest Apparatus for a Tilting Vehicle Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
19046066 ACTUATOR UNIT FOR A STEERING SYSTEM OF A MOTOR VEHICLE AND STEERING SYSTEM FOR A MOTOR VEHICLE Non-Final OA thyssenkrupp AG
18396555 VEHICLE STEERING DEVICE Final Rejection HL MANDO CORPORATION
18075401 STEERING SYSTEM Non-Final OA HL MANDO CORPORATION
18468014 ELECTRIC STRADDLED VEHICLE Non-Final OA YAMAHA HATSUDOKI KABUSHIKI KAISHA
18197941 OFF-ROAD VEHICLE Non-Final OA Arctic Cat Inc.

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