Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 3622: Examiners and Allowance Rates

59 examiners • 16 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 4,005 dispositions): 24% allowance rate • 6.0 office actions per allowance • 1,069 days median pendency
ExaminerAllowance rateResolved casesPending apps
Tarek Elchanti100.0%10
Catherine Michelle Tarae100.0%10
Damon Joseph Pierce100.0%10
Thuy N Nguyen91.3%4614
Marilyn G Macasiano74.3%11322
Vincent M Cao70.8%2099
Monica A Mandel66.7%188
Meredith A Long59.3%9119
Jamie R Kucab59.1%440
Alexandru Cirnu52.8%28241
Marie P. Brady50.0%820
Ii, Allan J Woodworth46.9%13026
Raquel Alvarez44.2%9522
Naresh Vig39.7%38333
Radu Andrei35.9%3010
Melinda J Gieringer33.8%747
Christopher B Tokarczyk33.6%2320
Darnell A Pouncil30.5%9524
Daniel Lastra27.7%830
John W Van Bramer25.4%38919
Katherine Kolosowski-Gager23.2%2760
Ilana L Spar22.2%3614
Luis A Brown21.1%2280
Michael Bekerman18.5%2320
Daniel M Sorkowitz17.1%700
Patricia H Munson16.2%1850
Errol A Carvalho15.2%28227
Breffni Baggot13.2%1740
Stacie D Gatling12.4%1130
Arthur D Duran12.4%26716
Namrata Boveja12.1%330
Jeffrey D Carlson11.1%540
Scott D Gartland10.4%5280
Michael H Goldman10.0%200
Stephanie M Davis10.0%200
Yehdega Retta9.2%2280
Afaf Osman Bilal Ahmed9.2%20730
Michael J Sittner9.2%2950
Derek Jessen8.0%1370
Sun M Li6.5%1080
William A Brandenburg6.1%1150
Kyle T Mosley5.0%600
Mario Cincinat Iosif4.5%2210
Jonathan J Whitaker4.4%1810
Michael W Schmucker4.2%710
Colleen A Hoar2.1%480
Nathan C Uber2.0%1960
Mathew Richard Syrowik1.5%1340
Rodney M Henry0.0%650
Eric W Stamber0.0%580
Scott Snider0.0%510
Alvin L Brown0.0%450
Tia T Ware0.0%290
Peter H Choi0.0%210
Mark F Szajna0.0%150
Thomas M Hammond III0.0%80
Aaron A. Jones0.0%30
Donald Champagne0.0%30
Jacob F Betit0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3622?

24.0% over the last five years, across 4,005 resolved applications.

Which examiners in Art Unit 3622 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Thuy N Nguyen (91.3%, 46 resolved), Marilyn G Macasiano (74.3%, 113 resolved), Vincent M Cao (70.8%, 209 resolved).

Which examiners in Art Unit 3622 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Rodney M Henry (0.0%, 65 resolved), Eric W Stamber (0.0%, 58 resolved), Scott Snider (0.0%, 51 resolved).

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