Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 1748: Examiners and Allowance Rates

40 examiners • 17 with pending office actions • Chemistry & Materials (Tech Center 1700)

Art unit baseline (last 5 years, 3,999 dispositions): 69% allowance rate • 6.1 office actions per allowance • 1,274 days median pendency
ExaminerAllowance rateResolved casesPending apps
Eric Yaary100.0%10
Dionne Walls Mayes100.0%10
Anthony J Green100.0%10
Ryan A Jarrett100.0%10
Carlos N Lopez100.0%10
Russell E Sparks100.0%10
David Thomas Karst100.0%10
Mini A Brebion100.0%10
Sang K Kim100.0%10
Michael Patrick Mullen100.0%10
Courtney Guenther Culbert100.0%10
Michael H Wilson100.0%10
Rita P Adhlakha100.0%10
John Eric Hug93.1%2020
Mark Halpern90.2%4800
Jose A Fortuna87.0%63735
Dennis R Cordray86.9%5111
Matthew M Eslami84.8%1910
Jacob T Minskey83.1%33146
Adrianna N Konves76.0%23322
Matthew Hoover75.3%930
Elisa H Vera72.3%32129
Gregory Chad Grosso72.2%23014
Anthony J Calandra70.6%48639
Seyed Behrooz Ghorishi69.0%37133
Wayne K. Swier67.9%34031
Christopher T Schatz67.2%1830
Stephen Matthew Russell64.0%11131
Paul D Spiel64.0%1110
Caroline Beha57.9%25437
Fazle A Rashid56.7%307
Eric T Chen39.6%480
Michael B Cleveland0.0%10
Srilakshmi K Kumar0.0%10
Jacob F Betit0.0%10
Simran Singh Saund—015
Caleb Uchechukwu Orji—08
Stephen W Jackson—08
Andrew Jacob Edward Duncan—05
Kayla Lynee Cosby—02

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1748?

68.8% over the last five years, across 3,999 resolved applications.

Which examiners in Art Unit 1748 have the highest allowance rates?

Among examiners with at least 30 resolved applications: John Eric Hug (93.1%, 202 resolved), Mark Halpern (90.2%, 480 resolved), Jose A Fortuna (87.0%, 637 resolved).

Which examiners in Art Unit 1748 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Eric T Chen (39.6%, 48 resolved), Fazle A Rashid (56.7%, 30 resolved), Caroline Beha (57.9%, 254 resolved).

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