Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 3654: Examiners and Allowance Rates

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

Art unit baseline (last 5 years, 5,685 dispositions): 68% allowance rate • 3.5 office actions per allowance • 1,005 days median pendency
ExaminerAllowance rateResolved casesPending apps
Stephen A Vu100.0%2221
Sydney Jeanine Simmons100.0%523
Gregory W Adams100.0%20
Victoria Pearl Augustine100.0%20
Miraj T Patel100.0%10
Abdallah Abulaban100.0%10
Hilary Lynn Johns100.0%10
Gary D Urbiel Goldner100.0%10
Derek Douglas Knight100.0%10
Jimmy T Nguyen100.0%10
Kimberly Sue Berona100.0%10
Suresh Suryawanshi100.0%10
Taylor Joe Lindenbusch100.0%10
Marissa Liana Ferguson Samreth100.0%10
Michael S Lee100.0%10
Brian Brahja100.0%16
Daniel M Keck100.0%10
Stacy N Lawson100.0%10
William Ty Sessums100.0%10
Paul T Chin93.3%3013
Emmanuel Monsayac Marcelo90.0%1,5060
Michael C Mccullough83.3%240
Dorin Cojocariu83.3%60
Sang K Kim82.2%1,39039
Raveen J Dias80.7%37415
Diem M Tran80.0%67416
Michael A Riegelman78.3%98023
Mark Kenneth Buse77.5%72512
Henry Y Liu76.9%1,31618
Michael E Gallion75.3%5300
William Arauz Rivera74.6%1,30521
Robert T Reese72.4%5470
Nathaniel L Adams72.1%53724
Henrix Soto70.8%15433
Michelle Marie Peters Mudwilder70.1%16410
Juan J Campos Jr.68.8%67620
Angela Kathleen Caligiuri68.2%1730
Minh D Truong67.2%68715
Evan H Langdon65.2%1550
Ermia Emad Melika65.1%4332
Thomas J Brahan63.4%1860
Stefan Kruer62.3%4690
William E Dondero61.1%4700
Rehman Ahmed Qureshi60.0%525
Katelynne Ruth Burrell56.5%6934
Justin Stefanon54.8%1660
Stephen A Reed50.0%60
Anna M Momper50.0%60
Ralph David Wilkinson50.0%411
Eric E Pico45.7%460
Tiffany Domonique Jefferson40.0%2025
Scott J Haugland32.9%2250
Michael R Mansen16.8%1010
John Quoc Nguyen0.0%70
Shafqat Wasi0.0%20
Bradley Duckworth0.0%10
Atul P Khare0.0%10
Taylor L Morris0.0%10
Docket Tc 36000.0%10
Michael Tamunoelekim Kio—014
Austin Zijian Xu—02
Ian Americo Hauser—01

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3654?

68.0% over the last five years, across 5,685 resolved applications.

Which examiners in Art Unit 3654 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Paul T Chin (93.3%, 30 resolved), Emmanuel Monsayac Marcelo (90.0%, 1,506 resolved), Sang K Kim (82.2%, 1,390 resolved).

Which examiners in Art Unit 3654 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Michael R Mansen (16.8%, 101 resolved), Scott J Haugland (32.9%, 225 resolved), Eric E Pico (45.7%, 46 resolved).

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