Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2174: Examiners and Allowance Rates

44 examiners • 13 with pending office actions • Computing & Software (Tech Center 2100)

Art unit baseline (last 5 years, 3,320 dispositions): 55% allowance rate • 5.9 office actions per allowance • 1,020 days median pendency
ExaminerAllowance rateResolved casesPending apps
William D Titcomb100.0%10
Tadesse Hailu94.9%29620
Reza U Nabi94.7%759
Rayeez R Chowdhury92.3%15513
Gregory A Distefano90.4%11517
James J Debrow88.3%12024
Tamara Teslovich Kyle87.5%80
Tam T Tran81.1%41914
Linh K Pham80.9%65318
William L Bashore75.0%160
Phuong H Nguyen73.6%539
Daniel W Parcher73.6%8724
Mustafa A Amin73.3%150
David E Choi70.0%4770
Ryan F Pitaro68.9%1220
Sherief Badawi66.7%90
Rashawn N Tillery64.8%63425
Sy D Luu63.0%270
Shourjo Dasgupta62.9%3450
Steven Paul Sax62.3%3370
Wilson V Varga60.7%1120
Anil N Kumar54.6%3660
Shen C Shiau53.9%3970
Christopher J Fibbi53.2%39529
James T Tsai51.9%2120
Andrew Tsutomu Chiusano50.0%3000
Koorosh Nehchiri45.4%15211
Boris M Pesin44.6%830
Wendy K Nicholas44.3%1580
Peng Ke40.5%1210
Andrey Belousov36.1%720
Le V Nguyen33.1%3230
Conrad R Pack30.4%2700
Mohamed Abou El Seoud29.4%340
Jennifer Elizabeth-Jo Nichols27.6%290
Grant D Johnson26.8%1270
Sajeda Muhebbullah25.6%8622
Andres E Gutierrez22.2%180
Toan H Vu20.0%50
Erik V Stitt15.3%590
Brandon Parker15.2%330
Doon Y Chow2.5%400
William R Klima0.0%20
Thanh T Vu0.0%10

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2174?

55.4% over the last five years, across 3,320 resolved applications.

Which examiners in Art Unit 2174 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Tadesse Hailu (94.9%, 296 resolved), Reza U Nabi (94.7%, 75 resolved), Rayeez R Chowdhury (92.3%, 155 resolved).

Which examiners in Art Unit 2174 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Doon Y Chow (2.5%, 40 resolved), Brandon Parker (15.2%, 33 resolved), Erik V Stitt (15.3%, 59 resolved).

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