Prosecution Insights
Browse Companies Examiners Firms Draft Your Response
Home / Examiners / TC 1700 / AU 1755
Last updated: October 25, 2026

USPTO Art Unit 1755: Examiners and Allowance Rates

36 examiners • 16 with pending office actions • Chemistry & Materials (Tech Center 1700)

Art unit baseline (last 5 years, 1,425 dispositions): 43% allowance rate
ExaminerAllowance rateResolved casesPending apps
Alexander C Kollias100.0%10
Theodore Justine Evangelista100.0%10
Yared Tarekegn Kokeb100.0%10
Caitlin Elise Brown100.0%10
Eric Yaary86.7%29339
Russell E Sparks73.6%17860
Yana Belyaev65.0%12030
Madeleine Paulina Delacruz63.1%6529
Jeffrey Alan Buckman62.3%6928
Philip Y Louie60.5%762
Eric Michael Fierce57.1%70
Nicole Ashley Szumigalski55.3%4735
Vu Phi Pham48.1%2724
Charlotte Inkeri Davison46.8%4732
Sonny V Nguyen46.5%8623
Virginia Ruth Bieger42.9%4226
Miles A Simpson40.9%220
Tamir Ayad37.1%2100
Allison Bourke36.3%1680
Devina Pillay34.4%2180
Christina Chern30.7%2050
Lindsey A Buck28.7%1780
Oluwatosin Oluwatuminin Diyan27.3%1143
Morgan Faith Dezendorf26.7%3034
John Mitchell Martin24.2%6247
Thanh Truc Trinh23.9%2050
Bethany Lambright Martin22.8%1840
Angelo Trivisonno21.7%1200
Andrew J Golden20.6%1410
William E Mcclain11.8%340
Jonathan J Johnson0.0%40
Jacob F Betit0.0%10
Michael A Marcheschi0.0%10
Bernarr E Gregory0.0%10
Helen G Ghebreselassie—015
Julio Emanuel Ocana Ortiz—05

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1755?

43.0% over the last five years, across 1,425 resolved applications.

Which examiners in Art Unit 1755 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Eric Yaary (86.7%, 293 resolved), Russell E Sparks (73.6%, 178 resolved), Yana Belyaev (65.0%, 120 resolved).

Which examiners in Art Unit 1755 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: William E Mcclain (11.8%, 34 resolved), Andrew J Golden (20.6%, 141 resolved), Angelo Trivisonno (21.7%, 120 resolved).

Data sourced from USPTO Patent File Wrapper (daily) and Office Action Archive (weekly). Analysis generated by IP Author.

Data: USPTO Patent File Wrapper (daily) • Office Action Archive (weekly) • 89M+ prosecution events

© 2026 IP Author — Browse Office Actions • Examiners • Companies • Firms

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