Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2842: Examiners and Allowance Rates

69 examiners • 5 with pending office actions • Semiconductors, Circuits & Optics (Tech Center 2800)

Art unit baseline (last 5 years, 7,780 dispositions): 66% allowance rate
ExaminerAllowance rateResolved casesPending apps
Shawki Saif Ismail100.0%20
Malcolm Barnes100.0%20
John E Breene100.0%20
Jacob F Betit100.0%10
Suresh Suryawanshi100.0%10
Omar Rojas Cadima100.0%10
Rodney Amadiz100.0%10
Christopher E Dunay100.0%10
Mark G Pannell100.0%10
Ryan I Clark100.0%10
Terry Lee Englund95.3%640
Tyler J Pereny94.7%1710
Cassandra F Cox94.4%2850
Khanh V Nguyen93.9%3470
William Hernandez93.6%4070
John W Poos93.5%5530
Dinh Thanh Le93.2%8350
Steven J Mottola93.0%3720
Daniel Calrissian Puentes92.9%3640
Khareem E Almo92.6%2830
Jorge L Salazar Jr.92.6%3360
Hafizur Rahman91.8%3060
Alex W Lam91.5%2830
Barbara Summons91.3%2880
Henry Choe91.1%4150
An T Luu91.1%3250
Long T Nguyen91.1%7600
Ryan C Jager91.0%67910
Adam D Houston91.0%3660
Rakesh Bhaskarbhai Patel91.0%3980
Patricia T Nguyen90.6%2650
Jeffery Shawn Zweizig90.5%2320
Hai L Nguyen90.2%6240
Dean O Takaoka90.2%3470
Hieu P Nguyen89.9%3880
Metasebia T Retebo89.4%6580
Albens Dieujuste89.4%470
Kenneth B Wells89.4%99623
Kimberly E Glenn89.3%3360
Arnold M Kinkead89.2%5020
Joseph Chang88.6%3760
Jung H Kim88.3%7500
Khiem D Nguyen88.2%3040
Patrick O Neill88.1%3620
Diana Cheng86.1%3740
Alan Wong85.7%1680
Erfan Faneian85.7%70
Benny T Lee85.2%3910
Sibin Chen84.8%4920
Tomi Sweet Skibinski84.2%8650
David D Mattison84.1%2140
Brandon S Cole83.4%4640
Stephen E Jones83.1%2430
James G Yeaman82.6%1156
Thomas J Hiltunen82.6%4530
Patrick C Chen82.4%57424
Levi Gannon81.6%4720
Jeffrey M Shin81.2%3570
Ryan Johnson78.7%3480
Samuel S Outten77.8%2790
Tuan Thieu Lam77.5%7550
Richard Tan75.0%3160
Gerald D Stevens73.1%930
Amit R Bhatia71.9%3215
Anh Quan Tra71.9%7180
Lincoln D Donovan59.5%370
Colleen J O Toole49.8%2250
Robert J Pascal0.0%30
Andrea L Wellington0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2842?

66.3% over the last five years, across 7,780 resolved applications.

Which examiners in Art Unit 2842 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Terry Lee Englund (95.3%, 64 resolved), Tyler J Pereny (94.7%, 171 resolved), Cassandra F Cox (94.4%, 285 resolved).

Which examiners in Art Unit 2842 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Colleen J O Toole (49.8%, 225 resolved), Lincoln D Donovan (59.5%, 37 resolved), Anh Quan Tra (71.9%, 718 resolved).

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