Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 2117: Examiners and Allowance Rates

49 examiners • 16 with pending office actions • Computing & Software (Tech Center 2100)

Art unit baseline (last 5 years, 3,014 dispositions): 59% allowance rate • 3.2 office actions per allowance • 972 days median pendency
ExaminerAllowance rateResolved casesPending apps
Hawa Z Dirie100.0%40
Charles J Cai100.0%30
Tara Rose E Carter100.0%10
William Xiang Zhang100.0%19
Haoshian Shih100.0%10
Neeta A Darnule100.0%10
Brian D Martin100.0%10
Md Abul K Azad100.0%10
Cynthia H Britt93.4%5480
David Ton93.0%2580
Phung M Chung89.2%4540
Christopher E Everett88.2%9322
Mark A Connolly87.0%1080
John P Trimmings86.0%4580
Christine Trinh Le Tu85.4%2610
Jason Lin84.6%45522
Crystal Joy Barnes-Bullock83.5%1583
Tejal Gami83.3%1200
Darrin D Dunn83.0%33029
Demetrios C Kerveros82.7%5780
John J Tabone Jr.82.6%4260
Guerrier Merant82.6%6710
Daniel F Mcmahon81.9%5080
Steven D Radosevich80.0%150
Christopher W Carter79.7%27626
Alicia M Choi79.2%37518
Dipakkumar B Gandhi79.1%4260
Michael D Masinick78.8%1650
Thien Dang Nguyen78.4%2320
Emilio J Saavedra76.7%36521
Magdalena Izabella Kossek75.0%1623
Brian T Mcmenemy70.7%580
Hung H Dang70.4%540
Maria N Von Buhr70.1%2040
Rong Tang69.4%360
Marzia T Monty69.4%629
Sazzad Hossain66.7%570
Steve N Nguyen61.9%3120
Ajay M Bhatia59.3%270
Olvin Lopez Alvarez55.2%24125
Robert E Fennema54.5%222
Yvonne Trang Follansbee53.7%12126
Shen Wang50.0%20
Vi N Tran46.4%11228
Jennifer L Norton45.5%19837
Rocio Del Mar Perez-Velez29.2%240
April Ying Shan Blair0.0%50
Mostofa Ahmed Hisham0.0%10
Jason Junsoo Choi—09

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2117?

59.5% over the last five years, across 3,014 resolved applications.

Which examiners in Art Unit 2117 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Cynthia H Britt (93.4%, 548 resolved), David Ton (93.0%, 258 resolved), Phung M Chung (89.2%, 454 resolved).

Which examiners in Art Unit 2117 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Jennifer L Norton (45.5%, 198 resolved), Vi N Tran (46.4%, 112 resolved), Yvonne Trang Follansbee (53.7%, 121 resolved).

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