Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2635: Examiners and Allowance Rates

16 examiners • 14 with pending office actions • Communications (Tech Center 2600)

Art unit baseline (last 5 years, 2,055 dispositions): 90% allowance rate • 2.0 office actions per allowance • 897 days median pendency
ExaminerAllowance rateResolved casesPending apps
Brian A Zimmerman100.0%10
Zewdu A Kassa97.6%1649
Vineeta S Panwalkar95.7%1167
Omar S Ismail94.5%29018
Casey L Kretzer92.8%22121
Dalzid E Singh91.9%14911
Hibret Asnake Woldekidan91.4%2098
Mohammed Said Abdelraheem90.9%3324
James M Perez90.4%13611
Tanya Theresa Ngo Motsinger88.9%908
Shi K Li87.1%20224
Pranesh K Barua86.0%17112
Agustin Bello85.6%19520
David C Payne65.0%202
Kenneth N Vanderpuye0.0%10
Jacob Ethan Dela Rosa-Frio—06

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2635?

90.3% over the last five years, across 2,055 resolved applications.

Which examiners in Art Unit 2635 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Zewdu A Kassa (97.6%, 164 resolved), Vineeta S Panwalkar (95.7%, 116 resolved), Omar S Ismail (94.5%, 290 resolved).

Which examiners in Art Unit 2635 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Agustin Bello (85.6%, 195 resolved), Pranesh K Barua (86.0%, 171 resolved), Shi K Li (87.1%, 202 resolved).

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