Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 3674: Examiners and Allowance Rates

44 examiners • 12 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 5,929 dispositions): 69% allowance rate • 4.0 office actions per allowance • 916 days median pendency
ExaminerAllowance rateResolved casesPending apps
Raymond W Addie100.0%10
Timothy P Graves100.0%10
George A Suchfield94.5%730
Thomas S Bomar91.2%5259
Brad Harcourt90.5%74419
Zakiya W Bates88.3%93015
Catherine A Loikith85.9%77917
Carlos Lugo84.2%1960
Silvana C Runyan83.2%1,0070
Steven A Macdonald82.4%51013
Crystal J Lee82.1%5240
David P. Carroll81.6%55013
Kipp Charles Wallace80.6%45914
Kelly E Shaw80.0%100
Matthew R Buck79.8%4300
James G Sayre78.5%3400
Ashish K Varma74.4%46912
Anuradha Ahuja72.8%51815
Angela Marie Ditran Leff71.9%72225
Andrew B. Sue-Ako71.4%74616
Aaron Lloyd Lembo70.8%1950
Mark A Williams70.1%1540
Vishal A Patel65.3%1730
Alison K Pickard64.5%930
Avi T. Skaist64.5%3947
Faria F Ahmad61.5%260
Charles R Nold59.1%3910
Gilbert Y Lee57.4%1410
Kristina Rose Fulton54.9%1220
Alyson Marie Merlino53.6%1380
Patrick F Lambe53.4%880
Nathan Cumar52.0%1230
William D Hutton Jr.50.0%240
Edwin J Toledo-Duran49.5%1070
Stacy N Lawson46.9%960
Douglas S Wood37.5%80
Nicholas L Foster37.2%780
Sajid Rizwan Ansari34.8%230
Ryan M Schneer33.3%300
Lakshmi S Koneru30.0%100
Thomas A Beach29.4%340
Eugene G Byrd20.6%340
Thomas L Neubauer20.0%50
Joseph A Defazio0.0%30

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3674?

68.9% over the last five years, across 5,929 resolved applications.

Which examiners in Art Unit 3674 have the highest allowance rates?

Among examiners with at least 30 resolved applications: George A Suchfield (94.5%, 73 resolved), Thomas S Bomar (91.2%, 525 resolved), Brad Harcourt (90.5%, 744 resolved).

Which examiners in Art Unit 3674 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Eugene G Byrd (20.6%, 34 resolved), Thomas A Beach (29.4%, 34 resolved), Ryan M Schneer (33.3%, 30 resolved).

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