Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 3661: Examiners and Allowance Rates

88 examiners • 24 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 7,763 dispositions): 77% allowance rate • 2.4 office actions per allowance • 865 days median pendency
ExaminerAllowance rateResolved casesPending apps
Helal A Algahaim100.0%30
Aniss Chad100.0%20
Calvin K Cheung100.0%20
Tamara L Weber100.0%20
Jalal C Coduroglu100.0%10
Tara E Schimpf100.0%10
John Chiang Merino100.0%10
Mark L Greene100.0%10
Jonathan M Dager100.0%10
Patrick Hewey Mackey100.0%10
Abigail Lee Espinoza100.0%10
Sohana T Khayer100.0%10
Faris Asim Shaikh100.0%10
Caitlin Renee Mccleary100.0%10
Leah Nicole Miller100.0%10
Jonathan E Reinert100.0%10
Isaac G Smith100.0%10
Anthony Gabriel Mora100.0%10
Brian P Wilson100.0%10
Aaron L Troost100.0%10
Yuri Kan100.0%10
Robert Louis Pinkerton100.0%10
Mussa A Shaawat100.0%10
John D Bailey100.0%10
Abdhesh K Jha100.0%10
Madison Renee Inserra100.0%10
Dino Kujundzic100.0%10
Robert T Payne95.2%210
Masud Ahmed93.9%490
Atul Trivedi93.7%47514
Luat T Huynh92.8%4600
Gertrude Arthur Jeanglaude92.8%1,55411
Tuan C To92.3%135
Anthony M Gartrelle91.9%370
Ramya Prakasam Burgess91.7%240
Russell Warren Frejd91.6%7747
Ashley L Redhead Jr.90.9%3637
Tan Quang Nguyen90.7%1,16912
Tyler D Paige90.3%8290
Michael J Zanelli89.8%1,3380
Demetra R Smith-Stewart89.7%60921
Anwar Nagi Saleh Mohamed89.7%870
Richard M Camby89.2%89812
Hyang Ahn88.9%1813
Dominick Anthony Chir Mulder88.9%98
Jacob Kent Besteman-Street88.6%1329
Joseph T Phan88.6%440
Ana D Thomas87.6%4209
Marthe Y Marc-Coleman86.7%1,1050
Kim T Nguyen86.7%1350
Mikko Okechukwu Obioha86.3%1610
Tanya Christine Sienko85.8%1130
Wae Lenny Louie84.9%8008
Peter Y Ning83.5%1886
Yonel Beaulieu83.0%3230
Manglesh M Patel82.1%1340
Brittany Renee Peko81.9%1380
Kenneth Michael Dunne81.5%1080
Michael F Whalen81.2%1763
Sara J Lewandroski80.7%61020
Lin B Olsen75.9%1700
Peter D Nolan75.4%5292
Ellis B Ramirez74.4%900
Matthew Cobb74.4%8217
Ramsey Refai73.5%1810
Cuong H Nguyen73.3%2430
Ce Li Li71.8%60214
Tarek A Elarabi69.0%22617
Brandon Z. Willis67.6%1880
Lindsay Browder66.7%300
Keith Allen Von Volkenburg64.7%510
Shardul D Patel64.3%140
Matthias S Weisfeld62.1%19818
Shelley Chen61.3%1110
Roy B Rhee59.0%780
Christopher Ryan Cardimino58.1%10528
Sze-Hon Kong57.1%4690
Preston Jay Miller54.2%7221
Christine M Tran52.1%2380
Brian J Broadhead50.0%60
Jeremy Bukowczyk50.0%40
Sarah S Shin50.0%40
Chanmin Park45.3%1707
Elaine L Gort9.1%110
Thomas G Black5.7%350
Docket Tc 36000.0%40
Jelani A Smith0.0%10
Joseph Leigh Thompson0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3661?

77.3% over the last five years, across 7,763 resolved applications.

Which examiners in Art Unit 3661 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Masud Ahmed (93.9%, 49 resolved), Atul Trivedi (93.7%, 475 resolved), Luat T Huynh (92.8%, 460 resolved).

Which examiners in Art Unit 3661 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Thomas G Black (5.7%, 35 resolved), Chanmin Park (45.3%, 170 resolved), Christine M Tran (52.1%, 238 resolved).

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