Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2199: Examiners and Allowance Rates

36 examiners • 15 with pending office actions • Computing & Software (Tech Center 2100)

Art unit baseline (last 5 years, 3,010 dispositions): 65% allowance rate • 6.0 office actions per allowance • 1,269 days median pendency
ExaminerAllowance rateResolved casesPending apps
Johnny B Aguiar100.0%10
Marina Lee100.0%10
Scott A Waldron100.0%10
Tri T Nguyen100.0%10
Volvick Derose100.0%10
Hau Hai Hoang100.0%10
Seth Adam Silverman100.0%10
Qamrun Nahar94.5%10911
Qing Yuan Wu91.7%66116
Van H Nguyen90.2%6538
Rongfa Philip Wang89.1%2308
Christian Mamdouh Bakhit88.9%90
Kenneth Tang88.7%4600
Duy Khuong Thanh Nguyen88.3%38416
Jacob D Dascomb84.4%3650
Francisco Javier Aponte83.4%3200
Wynuel S Aquino78.8%45728
John Robert Dakita Ewald76.7%3011
Mark A Gooray76.3%37214
Kevin X Lu75.0%30813
Tina Huynh74.8%2300
Theodore E Hebert72.1%32330
Melissa A Headly68.7%2840
Carlos Alberto Espana66.7%3018
Bruce S Ashley60.4%910
Gilles R Kepnang59.4%1750
Mohammad H Kabir59.0%1170
Jason D Mitchell57.9%52211
Christine Dang56.0%1000
Keith Chi Hang Yuen53.1%490
Jordan Scott Motter50.0%120
Lewis Alexander Bullock Jr.47.9%480
Mohammed Nurul Huda42.1%380
Amir Elsayed Darwish—021
Selman Mohamed Abdullahi—05
Christiane Shousha—02

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2199?

65.0% over the last five years, across 3,010 resolved applications.

Which examiners in Art Unit 2199 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Qamrun Nahar (94.5%, 109 resolved), Qing Yuan Wu (91.7%, 661 resolved), Van H Nguyen (90.2%, 653 resolved).

Which examiners in Art Unit 2199 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Mohammed Nurul Huda (42.1%, 38 resolved), Lewis Alexander Bullock Jr. (47.9%, 48 resolved), Keith Chi Hang Yuen (53.1%, 49 resolved).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month