Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 3617: Examiners and Allowance Rates

48 examiners • 15 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 6,834 dispositions): 62% allowance rate • 2.4 office actions per allowance • 738 days median pendency
ExaminerAllowance rateResolved casesPending apps
Sherman D Basinger100.0%170
Matthew D Lee100.0%1316
Kenneth J Hansen100.0%10
Muhammad Ijaz100.0%10
Todd Michael Epps100.0%10
Nicholas L Foster100.0%10
Timothy Wilhelm97.5%4027
Vinh Luong96.6%1750
Phillip A Johnson96.6%4089
Richard M Lorence95.8%1890
Adam D Rogers94.5%34430
Drew J Brown94.2%5219
Vicky A Johnson93.7%31910
Thomas C Diaz93.3%28220
Daniel D Yabut90.8%19518
James Pilkington89.4%38632
Alan B Waits87.7%31825
Jason Christopher Smith84.2%1,4040
Cheng Xi Lin81.7%1860
Jovon E Hayes81.5%6750
Emily G Castonguay79.7%1330
Jean W Charleston76.4%4330
Lars A Olson76.4%1,2820
James William Jones75.0%400
Stephen P Avila74.2%1,3550
John Olszewski73.9%2312
Aimee Tran Nguyen73.6%9112
Robert J Mccarry Jr.73.2%8400
Zachary L Kuhfuss73.0%7990
Heaven Richelle Buffington71.4%70
Andrew Polay70.2%6950
Scott A Browne69.8%4410
Mark T Le69.3%1,0360
Eva L Comino68.6%350
Anthony D Wiest66.8%7230
Edwin L Swinehart65.4%7890
Jesus D Sotelo64.4%730
Daniel V Venne63.1%1,1910
Jason R Bellinger62.2%9190
Ajay Vasudeva62.2%5630
Kip T Kotter61.7%1,0770
Russell D Stormer61.2%2400
Samuel J Morano IV7.1%420
John Daniel Walters0.0%10
Jacob F Betit0.0%10
Nathaniel William Watkins—016
Lucille Drew Longhurst—03
Chloe Morgan Buller—01

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3617?

61.5% over the last five years, across 6,834 resolved applications.

Which examiners in Art Unit 3617 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Timothy Wilhelm (97.5%, 40 resolved), Vinh Luong (96.6%, 175 resolved), Phillip A Johnson (96.6%, 408 resolved).

Which examiners in Art Unit 3617 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Samuel J Morano IV (7.1%, 42 resolved), Russell D Stormer (61.2%, 240 resolved), Kip T Kotter (61.7%, 1,077 resolved).

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