Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 3734: Examiners and Allowance Rates

52 examiners • 12 with pending office actions • Medical Devices & Mechanical Engineering (Tech Center 3700)

Art unit baseline (last 5 years, 5,452 dispositions): 55% allowance rate • 5.8 office actions per allowance • 1,269 days median pendency
ExaminerAllowance rateResolved casesPending apps
Peter C English100.0%10
Vishal J Pancholi100.0%10
Jose V Chen100.0%10
Brian D Nash84.6%46817
Corey Nelson Skurdal81.1%52519
Christopher R Demeree80.3%89847
Kevin Thao Truong77.3%3440
Justin Matthew Larson70.2%54137
George J Ulsh68.0%250
Lester L Vanterpool67.3%45218
Peter N. Helvey67.1%76632
Chima U Igboko66.7%210
Leander Thomas Taylor III66.7%30
Phillip D Schmidt63.3%3080
Jes F Pascua62.5%5340
Christian D Knauss61.1%360
Darwin P Erezo60.6%330
Derek J Battisti60.1%51635
Scott Thomas Mcnurlen59.5%48632
Adam J Waggenspack58.1%68528
Matthew T Theis57.5%36229
Katrina Marie Stransky57.2%2430
Michael G Mendoza56.6%2880
Nina Kay Attel56.5%33828
Katherine Marie Rodjom56.0%2820
Mikail A Mannan55.6%90
Vi X Nguyen51.6%310
Nathan Jeffrey Newhouse50.0%383
Christina Danielle Gettman50.0%40
Katherine H Mendez47.6%210
Sidharth Kapoor47.0%1170
Amy Regina Weisberg44.7%1970
Kevin D Everage44.5%1190
Eric D Blatt43.9%1640
Richard Douglas Dault42.9%70
Christopher Schubert42.2%830
Lindsey Michele Bachman41.8%2750
Naquan Eric Ishman39.3%280
Kendra Nneamaka Obu39.0%820
Jennifer Lea Hornberger38.2%550
Mohamed Gamil Gabr37.5%80
Jonathan Adam Hollm37.1%2720
Martin Truyen Ton34.5%840
Melanie Ruano Tyson33.3%60
Richard G Louis32.0%1470
Diane D Yabut29.6%2910
Erin L Colello28.6%2690
Brian J Graham16.7%180
Todd E Manahan0.0%330
Gary Jackson0.0%250
Shadi Alikhani0.0%30
Robert Poon0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 3734?

55.5% over the last five years, across 5,452 resolved applications.

Which examiners in Art Unit 3734 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Brian D Nash (84.6%, 468 resolved), Corey Nelson Skurdal (81.1%, 525 resolved), Christopher R Demeree (80.3%, 898 resolved).

Which examiners in Art Unit 3734 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Todd E Manahan (0.0%, 33 resolved), Erin L Colello (28.6%, 269 resolved), Diane D Yabut (29.6%, 291 resolved).

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