Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 1762: Examiners and Allowance Rates

36 examiners • 15 with pending office actions • Chemistry & Materials (Tech Center 1700)

Art unit baseline (last 5 years, 6,273 dispositions): 61% allowance rate • 3.0 office actions per allowance • 1,282 days median pendency
ExaminerAllowance rateResolved casesPending apps
Frederick John Parker100.0%10
Jane L Stanley100.0%10
Mark T Kopec93.6%37318
Fred M Teskin90.0%1,15225
William K Cheung88.8%1,0010
Jaison P Thomas88.3%18017
Robert D Harlan86.5%1,2610
Edward J Cain86.1%1,0100
Vu Anh Nguyen85.6%1,34123
Hui H Chin85.5%1,5000
Rip A Lee85.3%1,22232
Bernard Lipman84.6%780
Michael Bernshteyn81.7%7800
Sonya N Wright81.1%530
Elizabeth Kathryn Amato78.3%4618
Roberto Rabago74.0%5070
Robert Stockton Jones Jr.71.1%1,0516
Kelechi Chidi Egwim71.1%68428
Tae H Yoon68.9%1,27736
Ling Siu Choi67.5%830
Patrick Dennis Niland67.3%1,17816
Lily Kayoko Sloan66.7%6622
Christiaan Roelofse66.7%2424
Peter D Mulcahy66.1%5990
Jiangtian Xu64.0%30347
Satya B Sastri63.2%82844
Josephine L Chang57.1%280
Marie L Reddick53.7%3760
Vickey M Nerangis49.4%1780
Elizabeth Eng45.9%2790
Daniel S Metzmaier43.8%3380
Joshua Caleb Bledsoe43.1%10254
Gwendolyn Blackwell10.0%400
David Wei Hsiung Wu0.0%230
Alexa Doroshenk Neckel0.0%20
Katherine A Bareford0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1762?

61.2% over the last five years, across 6,273 resolved applications.

Which examiners in Art Unit 1762 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Mark T Kopec (93.6%, 373 resolved), Fred M Teskin (90.0%, 1,152 resolved), William K Cheung (88.8%, 1,001 resolved).

Which examiners in Art Unit 1762 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Gwendolyn Blackwell (10.0%, 40 resolved), Joshua Caleb Bledsoe (43.1%, 102 resolved), Daniel S Metzmaier (43.8%, 338 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