Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1656: Examiners and Allowance Rates

31 examiners • 13 with pending office actions • Biotechnology & Pharmaceuticals (Tech Center 1600)

Art unit baseline (last 5 years, 4,001 dispositions): 44% allowance rate • 770 days median pendency
ExaminerAllowance rateResolved casesPending apps
Kathryn Ann Smith100.0%10
Nathan Andrew Bowers100.0%10
Adam Christopher Labonte100.0%10
Docket Central100.0%10
Robert M Kelly100.0%10
Tekchand Saidha100.0%10
Iqbal Hossain Chowdhury84.3%52121
Chih Min Kam81.7%3990
Maryam Monshipouri74.4%5780
Karen C Carlson74.0%8740
Suzanne Marie Noakes73.4%1,08235
Anand U Desai73.2%6670
Kagnew H Gebreyesus73.0%5230
Agnes Beata Rooke66.7%30
Jae W Lee65.9%42226
Gerard Michael Lacourciere65.2%690
Nashaat T Nashed62.8%3580
Ciara A Mcknight60.5%7625
Qing Xu59.5%8424
Alexander D Kim59.1%5080
David J Steadman57.7%97643
Paul J Holland57.4%78440
Samuel W Liu53.7%4990
William W Moore52.9%3270
Erica Nicole Jones-Foster48.8%8254
Marsha M Tsay45.5%85044
Joseph Rankin Spangler40.8%7129
Scott Evan Mulder37.5%163
Manjunath N Rao11.1%721
Katherine Anne Kloecker0.0%10
Joseph Ricci Matthews—06

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1656?

44.5% over the last five years, across 4,001 resolved applications.

Which examiners in Art Unit 1656 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Iqbal Hossain Chowdhury (84.3%, 521 resolved), Chih Min Kam (81.7%, 399 resolved), Maryam Monshipouri (74.4%, 578 resolved).

Which examiners in Art Unit 1656 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Manjunath N Rao (11.1%, 72 resolved), Joseph Rankin Spangler (40.8%, 71 resolved), Marsha M Tsay (45.5%, 850 resolved).

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