Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 3683: Examiners and Allowance Rates

83 examiners • 13 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 6,055 dispositions): 27% allowance rate • 5.9 office actions per allowance • 1,250 days median pendency
ExaminerAllowance rateResolved casesPending apps
Mariano Ong Sy100.0%70
Vu Q Nguyen100.0%50
Bradley T King100.0%30
Anne-Marie K Alderson100.0%10
Melanie Torres Williams100.0%10
Matthew L Hamilton100.0%10
Devin C Hein100.0%10
Christopher P Schwartz88.9%180
Robert W Morgan88.9%90
Pamela Rodriguez88.9%90
Romain Jeanty87.7%1060
Thomas J Williams87.5%80
Kathleen Gage Davison84.6%260
Alan S Miller81.8%4350
Faris S Almatrahi81.2%160
Melody M Burch76.9%130
Christopher L Gilligan75.2%10919
Thomas W Irvin72.7%110
Mussa A Shaawat72.0%500
Gurkanwaljit Singh69.4%3100
Xuan Lan T Nguyen66.7%30
Jay-Ming Wang63.9%1190
Brett A Feeney58.3%960
Dylan C White58.0%2190
James K Hsiao57.1%70
John A Pauls55.3%12314
Michael Misiaszek53.8%260
Joseph M Waesco51.4%3230
Robert D Rines50.9%1060
Scott L Jarrett50.5%970
Derick J Holzmacher50.0%560
Matthew E Zimmerman50.0%300
Leland R Marcus50.0%160
Kurtis Gills46.3%410
Thomas L Mansfield45.5%220
Bennett S Erickson44.4%6328
Bradley B Bayat44.0%250
Amanda Karen Gurski43.5%460
Arif Ullah42.7%2790
Nga B Nguyen41.7%4120
Mustafa Iqbal41.3%2350
Timothy Padot38.8%3870
Ashley Ya-Sheh Young38.5%960
Jason S Tiedeman36.0%5024
Tristan Isaac Evans35.4%4811
Charles P. Coleman33.3%6916
Johnna Ronee Loftis33.2%2650
Lorena R Feacher31.9%1910
Matthew D Henry31.5%3490
Jessica Marie Webb30.4%468
Francis Z Santiago-Merced29.6%810
George H Walker III28.4%2040
Neal Sereboff28.2%7121
Mahbubur Rashid27.3%110
Brian M Epstein25.0%120
Jonathan Christopher Edouard24.5%5326
Emily Huynh24.5%5333
Deirdre D Hatcher23.7%3000
Alan Torrico-Lopez23.5%2850
Nadja N Chong Cruz23.3%300
Alissa D Karmis23.2%2330
Sara Grace Brown23.0%1000
Peter H Choi22.2%450
Ariel J Yu22.2%180
Jamie H Austin19.2%2710
Susanna M Meinecke Diaz17.3%4390
Darlene Garcia-Guerra17.0%4230
Eric W Stamber16.1%310
Edward B Winston III16.0%5015
Allison Michelle Neal15.8%1900
Hector Leal15.3%720
Liza Tony Kanaan14.0%5725
Alexis M Casey12.5%80
Kristin Elizabeth Gavin12.4%970
Reham K Abouzahra10.9%1010
Camryn Brooke Lewis5.0%2013
Jeffry C Severson0.0%500
Walter R Hackett0.0%290
Jonathan K Ng0.0%10
Frank Maurice Alston0.0%10
Tekchand Saidha0.0%10
Benjamin Byeon0.0%10
Gregory K Barber0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3683?

26.9% over the last five years, across 6,055 resolved applications.

Which examiners in Art Unit 3683 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Romain Jeanty (87.7%, 106 resolved), Alan S Miller (81.8%, 435 resolved), Christopher L Gilligan (75.2%, 109 resolved).

Which examiners in Art Unit 3683 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Jeffry C Severson (0.0%, 50 resolved), Reham K Abouzahra (10.9%, 101 resolved), Kristin Elizabeth Gavin (12.4%, 97 resolved).

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