Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1634: Examiners and Allowance Rates

43 examiners • 12 with pending office actions • Biotechnology & Pharmaceuticals (Tech Center 1600)

Art unit baseline (last 5 years, 5,325 dispositions): 30% allowance rate • 3.1 office actions per allowance • 1,119 days median pendency
ExaminerAllowance rateResolved casesPending apps
Masudur Rahman100.0%20
Anne Gussow100.0%10
Alexandra Nadine Olson100.0%10
Ruixiang Li100.0%10
Andrew J Bowman100.0%10
Maria Gomez Leavitt93.9%660
Teresa E Knight86.4%10318
Anne Marie Sabrina Wehbe84.1%17636
Maria Marvich82.1%19648
Jennifer Lynn Overly80.0%50
James Martinell71.8%7950
Narayan Kameshwar Bhat68.6%7970
Ethan C Whisenant63.0%6570
Wahwah T Johnson60.5%430
Brendan Thomas Tinsley60.4%4822
Daniel Ward Nielsen60.0%200
Michael Angelo Riga56.9%7227
Alexander W Nicol55.4%8339
Frank Wei Min Lu55.4%4950
Kodye Lee Abbott54.5%3318
Joseph G Dauner52.7%6030
Betty J Forman50.1%7020
Jehanne Souaya Sitton44.5%5120
Diana B Johannsen44.5%3910
Stephen Thomas Kapushoc40.6%5990
Carla J Myers39.0%8100
Vyoma Shubham Tiwari38.1%4223
Jeanine Anne Goldberg37.7%6370
Robert Thomas Crow36.3%6420
Katherine D Salmon36.1%6480
Katie Leigh Pennington34.4%6141
Juliet Caroline Switzer32.3%3900
Amanda Marie Haney29.9%5860
Alexandra F Connors23.5%5133
Sarae L Bausch19.1%4670
Bradley L Sisson15.8%6500
Steven C Pohnert8.9%7670
Dave Trong Nguyen3.7%270
Wu Cheng Winston Shen0.0%70
Juliana Irene Candelaria0.0%329
Katriel Barcellano Kasayan0.0%321
Neil P Hammell0.0%20
Stephanie Kane Mummert0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1634?

30.4% over the last five years, across 5,325 resolved applications.

Which examiners in Art Unit 1634 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Maria Gomez Leavitt (93.9%, 66 resolved), Teresa E Knight (86.4%, 103 resolved), Anne Marie Sabrina Wehbe (84.1%, 176 resolved).

Which examiners in Art Unit 1634 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Steven C Pohnert (8.9%, 767 resolved), Bradley L Sisson (15.8%, 650 resolved), Sarae L Bausch (19.1%, 467 resolved).

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