Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 1675: Examiners and Allowance Rates

51 examiners • 16 with pending office actions • Biotechnology & Pharmaceuticals (Tech Center 1600)

Art unit baseline (last 5 years, 3,021 dispositions): 32% allowance rate
ExaminerAllowance rateResolved casesPending apps
Katrina Jo Campbell100.0%20
Erin M Bowers100.0%10
Jami Michelle Gurley100.0%10
Nianxiang Zou100.0%10
Adam M Weidner92.9%5628
Kaijiang Zhang89.3%1120
Kimberly Ballard85.2%12816
Christian C Boesen83.8%740
Olga N Chernyshev83.3%25247
Jeremy C Flinders82.4%740
Stacey Nee Macfarlane80.7%21224
Christina M Borgeest79.4%18038
Julie Ha79.2%3120
Jessica Danielle Parisi79.2%240
Jeanette M Lieb79.0%2760
Christopher M Gross75.6%820
Aditi Dutt74.2%9315
Jeffrey E Russel73.7%3040
Kaipeen E Yang72.4%1920
Roy R Teller65.3%1470
Jeffrey J Stucker64.7%170
Brittney Erin Donoghue64.2%6738
Kristina M Hellman63.4%2620
Sahana S Kaup62.9%1050
Christina Bradley61.9%2860
Li Lee61.1%360
Randi Lynn Beil60.9%230
Thomas Sweeney Heard60.3%2820
Tara L Martinez59.1%2150
Chang Yu Wang57.9%17160
Sergio Coffa57.4%940
Zachary J Miknis57.4%2090
Selam Berhane56.7%6730
Sarah Cooper Patterson56.1%4118
Laura Ann Essex54.1%7424
Maury A Audet51.9%2660
Erinne R Dabkowski51.7%2610
Aurora M Fontainhas49.5%10123
Thea D' Ambrosio46.6%1610
Jennifer Ann Benavides46.2%8036
Robert H Havlin40.4%470
Fred H Reynolds32.7%3000
Taryn K Wood28.6%70
James Henry Alstrum Acevedo27.6%290
Amy M Bunker25.6%780
Randall L Beane24.2%1610
Kawai Lau12.5%160
Heather Calamita0.0%180
Tirone Derek Johnson0.0%220
Joseph David Cesare—019
Michelle Callahan Buccini—07

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 1675?

32.5% over the last five years, across 3,021 resolved applications.

Which examiners in Art Unit 1675 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Adam M Weidner (92.9%, 56 resolved), Kaijiang Zhang (89.3%, 112 resolved), Kimberly Ballard (85.2%, 128 resolved).

Which examiners in Art Unit 1675 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Randall L Beane (24.2%, 161 resolved), Amy M Bunker (25.6%, 78 resolved), Fred H Reynolds (32.7%, 300 resolved).

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