Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2129: Examiners and Allowance Rates

74 examiners • 16 with pending office actions • Computing & Software (Tech Center 2100)

Art unit baseline (last 5 years, 1,722 dispositions): 45% allowance rate • 5.1 office actions per allowance • 1,382 days median pendency
ExaminerAllowance rateResolved casesPending apps
Ben M Rifkin100.0%20
Eric Nilsson100.0%10
Amare F Tabor100.0%10
Leynna Thanh Truvan100.0%10
Emilio J Saavedra100.0%10
Hosuk Song100.0%10
Robert Stevens100.0%10
Alan S Chen95.6%2950
Scott A Waldron91.2%340
Cedric D Johnson90.9%1540
Michael B Holmes90.6%7150
David H Kim88.2%1440
Aniss Chad87.5%480
Nathan H Brown Jr.86.3%3290
Hal W Schnee86.3%16816
Daywayshwar D Misir85.9%1910
Mikayla Chubb85.6%1390
Kalpana Bharadwaj85.1%3220
Justin C Mikowski84.6%1360
Adrian L Kennedy84.1%1570
Olatoyosi Olude Afolabi83.7%2390
Ababacar Seck83.3%60
Schyler S Sanks82.7%13328
Kibrom K Gebresilassie81.2%1490
Stanley K Hill81.1%1900
Omar F Fernandez Rivas80.6%980
David Robert Vincent80.5%2560
Li Wu Chang80.3%3350
Kandasamy Thangavelu80.2%1310
Wilbert L Starks79.2%1590
Paulinho E Smith78.8%2260
Alfredo Campos78.6%1420
Steven W Crabb78.0%1000
Joseph P Hirl77.4%310
Chuen-Meei Gan77.1%1180
Alfred H. Wechselberger75.6%860
James F Sugent75.0%120
Imad Mutee Kassim74.8%13117
Cuong V Luu72.4%1160
Oluwatosin O Alabi71.4%15423
Mai T Tran71.3%870
Vincent Gonzales70.5%610
Lut Wong69.9%3020
Ilya Traktovenko69.8%1290
Benjamin J Buss69.5%2390
Maggie T Maido66.7%5721
Luis A Sitiriche66.7%60
Nithya Janakiraman Moll66.0%1060
Jay B Hann65.8%1140
Sehwan Kim64.8%12230
Peter D Coughlan64.4%2160
Thomas Andrew Fink62.8%1370
Michael J Huntley62.5%241
Robert H Bejcek II60.7%840
Paul J Breene60.0%709
Jaeyong J Park60.0%50
Tsu-Chang Lee57.1%210
Christopher Dillon Devore54.5%2213
Vincent Anton Spraul III54.2%4816
Adam C Standke52.5%14113
Daniel T Pellett42.9%70
Jasmine Thanh Thai35.5%3120
Sung Won Lee33.3%90
Nupur Debnath33.3%60
Jeffrey A Gaffin33.3%30
Huma Waseem33.3%30
Daniel E Miller33.3%30
Nicholas S Wu25.0%40
Amina Moreno Benouraida20.0%57
Christian Chace0.0%20
Rehana Perveen0.0%10
Skylar K Vanwormer0.0%10
Niroj Koirala—09
Alma Bennett Thompson—06

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2129?

45.4% over the last five years, across 1,722 resolved applications.

Which examiners in Art Unit 2129 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Alan S Chen (95.6%, 295 resolved), Scott A Waldron (91.2%, 34 resolved), Cedric D Johnson (90.9%, 154 resolved).

Which examiners in Art Unit 2129 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Jasmine Thanh Thai (35.5%, 31 resolved), Adam C Standke (52.5%, 141 resolved), Vincent Anton Spraul III (54.2%, 48 resolved).

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