Prosecution Insights
Last updated: October 08, 2026

USPTO Art Unit 3691: Examiners and Allowance Rates

47 examiners • 13 with pending office actions • Transportation, E-Commerce & Mechanical Systems (Tech Center 3600)

Art unit baseline (last 5 years, 3,772 dispositions): 39% allowance rate • 5.9 office actions per allowance • 1,081 days median pendency
ExaminerAllowance rateResolved casesPending apps
Shacole C Tibljas100.0%30
Jay Huang100.0%10
Christopher Bridges100.0%10
Hosuk Song100.0%10
Brandon M Duck81.8%770
William B Bunker79.8%23311
Frantzy Poinvil77.4%5790
Edward Chang76.9%1340
Lalita M Hamilton75.3%7820
Robert R Niquette71.3%2020
Bijendra K Shrestha60.8%62813
Muriel S Tinkler54.8%2480
Michael R Zecher54.5%110
Sanjeev Malhotra53.9%25824
Murali K Dega52.9%340
Kelly Scaggs Campen51.5%53213
Olabode Akintola50.6%7708
Hani M Kazimi48.5%58432
Narayanswamy Subramanian47.8%11325
Gregory L Johnson47.5%1600
Hatem M Ali45.4%5290
Virpi H Kanervo45.0%50026
Bruce I Ebersman42.5%400
Adam J Hilmantel40.6%15525
Ambreen A Alladin36.6%10124
Blane A Lickteig36.4%1510
Clement B Graham36.4%1100
Daniel Kesack35.7%140
Alison L Lamb33.8%650
Abhishek Vyas33.7%3092
Asha Puttaiah32.6%8930
Chuks N Onyezia28.4%740
Gregory A Pollock27.0%7421
John D Scarito22.0%410
John O Preston20.6%2620
Ann E Loftus16.7%120
Kellie L Campbell15.3%1960
Paul R Kloberg15.2%790
Suckhwan Chon14.3%70
James H Miller11.1%180
Alexander G Kalinowski4.0%250
Docket Tc 36000.0%40
Jordan W Marsh0.0%30
Julius J Chung0.0%30
Alan Y Liu0.0%20
Thomas M Hammond III0.0%10
Ryan D Donlon0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3691?

39.0% over the last five years, across 3,772 resolved applications.

Which examiners in Art Unit 3691 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Brandon M Duck (81.8%, 77 resolved), William B Bunker (79.8%, 233 resolved), Frantzy Poinvil (77.4%, 579 resolved).

Which examiners in Art Unit 3691 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Paul R Kloberg (15.2%, 79 resolved), Kellie L Campbell (15.3%, 196 resolved), John O Preston (20.6%, 262 resolved).

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