Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1635: Examiners and Allowance Rates

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

Art unit baseline (last 5 years, 3,693 dispositions): 52% allowance rate • 3.7 office actions per allowance • 1,050 days median pendency
ExaminerAllowance rateResolved casesPending apps
Christopher M Babic100.0%40
David Tuyang Yu100.0%328
Sean Mcgarry71.0%6420
Tracy Ann Vivlemore69.0%3870
Shabana Shabbeer Meyering68.3%6334
Amy Rose Hudson67.5%7050
Ekaterina Poliakova-Georgan67.2%3290
Kimberly Chong66.7%7770
Jane J Zara65.0%5570
Jon E Angell64.6%4070
Brian A Whiteman63.1%6230
Terra C Gibbs61.8%71232
Anna Skibinsky59.9%21728
Catherine Anne Konopka59.3%11854
Stephanie Lauren Sullivan56.6%7647
Africa Mhairie Mcleod52.8%5327
Keyur Anilkumar Vyas50.0%200
Richard A Schnizer49.9%5990
Ruth Sophia Arieti46.2%9123
Douglas Charles Ryan40.9%4440
Heather Calamita33.3%30
Jennifer Sue Pitrak Mcdonald32.8%2530
Dana H Shin25.8%83168
Louis V Wollenberger23.3%730
Ram R Shukla17.4%230
Corey Lane Bretz0.0%333
Christina L Tran0.0%20
Alexandra Geraldine Dace Denito0.0%10
Jennifer Ann Dunston0.0%10
Suraj Sapkota—09

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1635?

51.6% over the last five years, across 3,693 resolved applications.

Which examiners in Art Unit 1635 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Sean Mcgarry (71.0%, 642 resolved), Tracy Ann Vivlemore (69.0%, 387 resolved), Shabana Shabbeer Meyering (68.3%, 63 resolved).

Which examiners in Art Unit 1635 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Louis V Wollenberger (23.3%, 73 resolved), Dana H Shin (25.8%, 831 resolved), Jennifer Sue Pitrak Mcdonald (32.8%, 253 resolved).

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