Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1726: Examiners and Allowance Rates

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

Art unit baseline (last 5 years, 5,021 dispositions): 35% allowance rate • 5.2 office actions per allowance • 1,071 days median pendency
ExaminerAllowance rateResolved casesPending apps
Michael J Warmflash100.0%10
Sheng Han Davis100.0%10
Amanda C Walke100.0%10
Christopher Garft100.0%10
Andrew J Oyer100.0%10
Mayla Gonzalez Ramos100.0%10
James D Sells100.0%10
Jonathan J Johnson100.0%10
Jane J Rhee84.2%4570
Julian Anthony80.5%3750
Laura S Weiner79.7%4590
Christopher P Domone77.5%2090
Jose A Colucci Rios76.3%2570
Alexander Usyatinsky73.9%3260
Karie O Apicella73.5%3700
Ben Lewis72.2%5140
Wyatt P Mcconnell70.9%3540
Shannon M Gardner70.1%2140
Gregg Cantelmo69.5%5700
Cynthia Kyung Soo Walls69.3%4240
Muhammad S Siddiquee69.3%4270
Oi K Conley68.5%4000
Ryan Smith Cannon67.7%46222
Tae-Sik Kang67.0%3210
Karen Joyce Armstrong66.7%3635
Brent C Thomas65.5%550
Aaron J Greso64.9%3650
Bach T Dinh64.5%48246
Tracy Mae Dove61.2%2370
Daniel Patrick Malley Jr.61.0%41544
Yoshitoshi Takeuchi59.4%3080
Kiran Quraishi Akhtar58.9%1510
Lindsey A Buck57.3%2930
Haixia Zhang57.1%1260
Michael Y Sun57.1%3800
Andrew J Golden54.6%44528
Allison Bourke54.3%350
Devina Pillay54.1%41646
Lucas J O Donnell53.2%3270
Edward Schmiedel51.7%1760
Tamir Ayad50.4%34948
Anna Gould Newell50.0%2410
Eugenia Wang48.8%800
Ladan Mohaddes48.7%3740
Niki Bakhtiari45.7%1510
Keith D Walker45.5%1210
Uyen M Tran36.0%23625
Jeffrey Thomas Barton33.3%639
Victoria Hom Lynch30.6%490
Zhongqing Wei28.9%380
Liesl C Baumann27.5%1020
Thanh Truc Trinh24.5%38445
Gigi Lee Lin21.7%2319
Patrick J Ryan5.0%200
Jacob F Betit0.0%10
Golam Mowla0.0%10
Olivia Ann Jones0.0%10
Jeremiah Edward Stevens0.0%10
Matthew Jacob Williams—07
Trisha Ghosh—02

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1726?

35.4% over the last five years, across 5,021 resolved applications.

Which examiners in Art Unit 1726 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Jane J Rhee (84.2%, 457 resolved), Julian Anthony (80.5%, 375 resolved), Laura S Weiner (79.7%, 459 resolved).

Which examiners in Art Unit 1726 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Thanh Truc Trinh (24.5%, 384 resolved), Liesl C Baumann (27.5%, 102 resolved), Zhongqing Wei (28.9%, 38 resolved).

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