Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2187: Examiners and Allowance Rates

79 examiners • 14 with pending office actions • Computing & Software (Tech Center 2100)

Art unit baseline (last 5 years, 2,574 dispositions): 76% allowance rate • 2.8 office actions per allowance • 1,031 days median pendency
ExaminerAllowance rateResolved casesPending apps
Jesse David Diller100.0%40
Kamini S Shah100.0%10
Aniss Chad100.0%10
Adeel Bashir100.0%10
Viet Q Nguyen100.0%10
Stephen O Hinds100.0%10
Kimberly N Mclean Mayo100.0%10
Angel Javier Calle100.0%10
Ngoc V Dinh100.0%10
Narciso Eduardo Montes100.0%10
Lewis Alexander Bullock Jr.100.0%10
Bijan Mapar100.0%10
Bing Zhao100.0%10
Catherine Marie Nguyen100.0%10
John David Hagler100.0%10
Mohammed H Rehman94.0%2350
Terrell S Johnson93.0%2010
Volvick Derose92.5%3750
April Ying Shan Blair90.9%220
Hiep T Nguyen90.4%1360
Phil K Nguyen90.3%2070
Nimesh G Patel89.7%1160
Mehdi Namazi89.3%1310
Keshab R Pandey89.0%2370
Brian R Peugh88.7%1420
Paul R Myers87.9%1320
Xuxing Chen86.9%2670
Iftekhar A Khan86.5%11121
Hashem Farrokh86.1%1220
Austin James Hicks84.4%450
Than Vinh Nguyen84.2%1200
Ryan Bertram83.3%2270
Alyaa T Mazyad82.4%170
Ji H Bae81.5%2430
Hyun Soo Kim81.4%970
Matthew A Bradley81.1%1690
Jared Ian Rutz81.0%2680
John E Johansen80.9%689
Sumil Manubhai Desai80.0%300
Gary J Portka79.9%1390
Gayathri Sampath78.8%1650
Andre Pierre Louis78.0%10033
Brian S Cook72.7%7722
Brynne Josephine Corcoran72.5%1780
Prasith Thammavong70.5%1290
Chad Davidson68.6%700
Cheri L. Harrington68.5%1810
Tanh Q Nguyen66.7%720
Kenneth Tsang66.7%120
Rocio Del Mar Perez-Velez66.7%60
Michael C Kolb64.7%170
Emily Gorman Leathers63.2%1917
Jaweed A Abbaszadeh62.5%80
Kalpit Parikh58.9%1630
Gary W Cygiel58.7%1260
Alan Otto50.5%1070
Amir Elsayed Darwish50.0%120
Nicholas J Simonetti49.5%930
Juan Carlos Ochoa47.1%340
Emerson C Puente47.1%171
Alfred H. Wechselberger46.2%5229
Trang Khanh Ta43.8%160
Michael Paul Mirabito39.1%4613
Daniel E Miller37.5%80
Ahmad Hussam Shalaby33.3%320
Sam Chen31.6%190
Yi Hao30.0%3015
Adam Carrero20.0%50
Christian Chace0.0%80
Kevin L Ellis0.0%20
Alex G Olson0.0%20
Henry R Hottelet0.0%20
Daniel A Dersarkissian0.0%10
Anthony Ray Chavez0.0%10
Justin Li0.0%10
Alexander Walker Lyon—05
Qiang Lu—05
Ellis Hoang Tran—04
Benjamin Reeder Broderick—03

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2187?

75.9% over the last five years, across 2,574 resolved applications.

Which examiners in Art Unit 2187 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Mohammed H Rehman (94.0%, 235 resolved), Terrell S Johnson (93.0%, 201 resolved), Volvick Derose (92.5%, 375 resolved).

Which examiners in Art Unit 2187 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Yi Hao (30.0%, 30 resolved), Michael Paul Mirabito (39.1%, 46 resolved), Alfred H. Wechselberger (46.2%, 52 resolved).

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