Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1733: Examiners and Allowance Rates

43 examiners • 14 with pending office actions • Chemistry & Materials (Tech Center 1700)

Art unit baseline (last 5 years, 4,850 dispositions): 49% allowance rate • 2.7 office actions per allowance • 1,026 days median pendency
ExaminerAllowance rateResolved casesPending apps
Danielle Marie Carda100.0%20
Benjamin A Schiffman100.0%10
Chun Cao100.0%10
Kiley Shawn Stoner100.0%10
Barbara J Musser100.0%10
Rodney Allen Butler100.0%10
William P Fletcher III100.0%10
John P Zimmermann100.0%10
Targe Walker Loyd100.0%10
Tima Michele Mcguthry Banks82.6%1,01649
Scott R Kastler82.6%1,2730
George P Wyszomierski80.3%1,1070
Ngoclan Thi Mai78.8%4050
Michael Aboagye76.3%97518
Mark L Shevin76.2%840
Deborah Yee74.1%4290
Mayela Renata Aldaz Cervantes73.5%3431
Jessee Randall Roe73.2%6760
Lois L Zheng72.3%65625
Xiaowei Su71.9%78347
Jenny R Wu67.3%81341
Melvin C Mayes66.7%30
Timmy J Long66.7%30
David C Mellon66.7%30
Timothy Haug65.5%290
Rebecca Janssen65.1%34729
Moriah Simone Mcmil Smoot64.1%11736
Jophy Stephen Koshy63.8%51924
Janell Combs Morillo59.3%48628
Vanessa Tibay Luk57.5%66325
Weiping Zhu57.4%8020
Caitlin Anne Kiechle57.2%2500
Jie Yang55.7%5830
Nikolas Takuya Pullen52.1%11933
Joshua S Carpenter51.6%24435
Phillip H Leung50.0%20
Christopher S Kessler45.7%2670
Keith D Hendricks23.6%550
Roy V King3.3%300
Srilakshmi K Kumar0.0%30
Jacob Benjamin Stiles0.0%233
Jerry J Yeh0.0%10
John L Goff II0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1733?

48.5% over the last five years, across 4,850 resolved applications.

Which examiners in Art Unit 1733 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Tima Michele Mcguthry Banks (82.6%, 1,016 resolved), Scott R Kastler (82.6%, 1,273 resolved), George P Wyszomierski (80.3%, 1,107 resolved).

Which examiners in Art Unit 1733 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Roy V King (3.3%, 30 resolved), Keith D Hendricks (23.6%, 55 resolved), Christopher S Kessler (45.7%, 267 resolved).

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