Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 2642: Examiners and Allowance Rates

33 examiners • 13 with pending office actions • Communications (Tech Center 2600)

Art unit baseline (last 5 years, 4,385 dispositions): 73% allowance rate • 3.8 office actions per allowance • 914 days median pendency
ExaminerAllowance rateResolved casesPending apps
Mahendra R Patel100.0%40
Alexander Xiuye Wu100.0%10
Robert L Deberadinis100.0%10
Quochien B Vuong100.0%118
Herve-Louis Y Assouman100.0%10
Zewdu A Kassa100.0%10
Mandish K Randhawa100.0%10
Kenneth T Lam100.0%10
Danh C Le93.1%7380
Joseph Arevalo89.9%71520
Amancio Gonzalez89.5%7420
Tu X Nguyen88.9%3140
Nimesh Patel88.8%71621
Marcos Batista88.3%5717
Nghi H Ly83.6%5320
Xiang Zhang82.5%570
Suhail Khan82.4%55612
Allahyar Kasraian80.3%52818
Gilbert Mugarula Grant80.0%259
Liton Miah79.4%56721
Mark G Pannell74.5%42715
Aaron Clyde Deditch72.7%110
Lameka J Kirk71.4%70
Quoc Thai Ngoc Vu71.4%59023
Joshua L Schwartz71.0%3310
German Viana Di Prisco69.7%5451
Pakee Fang63.8%3980
Frank E Donado57.1%560
Rafael Perez Gutierrez24.0%17121
Daniel A Nobile22.7%220
Julio R Irizarry Benejam0.0%20
Juan C Perez Tolentino0.0%10
Artiben Jaimin Patel—012

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2642?

72.5% over the last five years, across 4,385 resolved applications.

Which examiners in Art Unit 2642 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Danh C Le (93.1%, 738 resolved), Joseph Arevalo (89.9%, 715 resolved), Amancio Gonzalez (89.5%, 742 resolved).

Which examiners in Art Unit 2642 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Rafael Perez Gutierrez (24.0%, 171 resolved), Frank E Donado (57.1%, 56 resolved), Pakee Fang (63.8%, 398 resolved).

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