Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2664: Examiners and Allowance Rates

47 examiners • 13 with pending office actions • Communications (Tech Center 2600)

Art unit baseline (last 5 years, 4,077 dispositions): 77% allowance rate • 2.7 office actions per allowance • 856 days median pendency
ExaminerAllowance rateResolved casesPending apps
Vincent M Rudolph100.0%30
Stephen R Koziol100.0%10
Nicholas P Kellogg100.0%10
Andrew W. Bee100.0%10
Alexander S Beck100.0%10
Joel Ajayi100.0%10
Abolfazl Tabatabai98.2%570
Gregory M Desire95.6%3160
Jennifer Mehmood95.1%611
Ali Bayat94.4%3240
Charlotte M Baker92.8%50220
Ping Y Hsieh92.8%40142
Jerome Grant II92.1%4300
Michael S Osinski90.7%1720
Karsten Foster Lantz90.0%1021
Gevell V Selby90.0%4190
Nhan T Tran89.4%2730
Jose Torres89.3%31821
Dustin E Bilodeau88.6%10520
Xiao Liu87.5%31927
Trung T Diep87.1%3180
Oneal R Mistry86.8%3480
Marly S.B. Camargo86.4%1980
Nicolas James Boyajian86.4%220
Nancy Bitar86.3%41018
Amy R Hsu86.3%2700
Aung Soe Moe84.9%1920
Pardis Sohraby84.1%4413
Xuemei G Chen83.8%2160
Daniella Marie Diguglielmo83.3%540
Mekonnen D Dagnew81.8%3180
John H Morehead III81.7%2460
John W Lee81.6%2280
Chan T H Nguyen81.5%1950
Jianxun Yang80.3%2390
Heath E Wells79.6%10820
Vaisali Rao Koppolu79.6%13714
Jason T Whipkey77.8%270
Dennis A Hogue76.5%2510
Nelson D Hernandez76.2%2140
Euel K Cowan74.5%1650
Eric James Shoemaker73.8%428
Chriss S Yoder III72.0%2430
Chia Wei A Chen70.8%2400
Soumya Thomas66.7%625
Lin Ye33.3%270
Nay Aung Maung0.0%30

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2664?

77.2% over the last five years, across 4,077 resolved applications.

Which examiners in Art Unit 2664 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Abolfazl Tabatabai (98.2%, 57 resolved), Gregory M Desire (95.6%, 316 resolved), Jennifer Mehmood (95.1%, 61 resolved).

Which examiners in Art Unit 2664 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Chia Wei A Chen (70.8%, 240 resolved), Chriss S Yoder III (72.0%, 243 resolved), Eric James Shoemaker (73.8%, 42 resolved).

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