Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2669: Examiners and Allowance Rates

46 examiners • 12 with pending office actions • Communications (Tech Center 2600)

Art unit baseline (last 5 years, 3,120 dispositions): 71% allowance rate
ExaminerAllowance rateResolved casesPending apps
Noah William Boyar100.0%815
Hadi Akhavannik100.0%80
Emily Rose Hauk100.0%710
Claude Noel Yamgueu Zanetsie100.0%60
Avinash Yentrapati100.0%60
Vincent M Rudolph100.0%20
Anusha Kashyapa100.0%114
Usman A Khan100.0%10
Tracy Mangialaschi100.0%10
Soo Jung Shin100.0%10
John W Miller100.0%10
Jerome Grant II94.7%380
Kanjibhai B Patel94.3%4020
Sheela C Chawan92.5%5840
Yosef Kassa91.3%2290
Shefali Dinesh Goradia90.7%1830
John B Strege90.6%33918
Daniel Cheoljin Chang88.2%15314
Ian L Lemieux87.8%36815
Sebastian-Sy Vuchi Ngo87.5%320
Kevin Ky86.7%2480
Mia M Thomas86.2%2830
Nancy Bitar84.7%3730
Jayesh A Patel84.7%5160
Iman K Kholdebarin84.5%3870
Mai H Tran84.3%1080
Wesley J Tucker83.9%3910
Ha N Le82.6%460
Eueng Nan Yeh82.5%3250
Chandhana Pedapati81.1%3718
Woo Chul Rhim80.6%620
Sean T Motsinger80.3%3950
David Peter Zarka79.7%590
Paulo Andres Garcia78.4%5117
Promotto Tajrian Islam76.4%5515
Elisa M Rice74.6%1810
Stephen M Brinich73.3%150
Feng Niu73.2%3540
Geoffrey E Summers71.5%36525
Devin J Dhooge69.2%260
Mark Roz66.1%2890
Chan S Park59.3%549
Zhiyu Lu50.0%500
William Le50.0%20
Lin Ye0.0%20
Julia Therese Rametta—07

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2669?

71.2% over the last five years, across 3,120 resolved applications.

Which examiners in Art Unit 2669 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Jerome Grant II (94.7%, 38 resolved), Kanjibhai B Patel (94.3%, 402 resolved), Sheela C Chawan (92.5%, 584 resolved).

Which examiners in Art Unit 2669 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Zhiyu Lu (50.0%, 50 resolved), Chan S Park (59.3%, 54 resolved), Mark Roz (66.1%, 289 resolved).

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