Prosecution Insights
Last updated: October 25, 2026

USPTO Art Unit 2463: Examiners and Allowance Rates

38 examiners • 16 with pending office actions • Networking & Security (Tech Center 2400)

Art unit baseline (last 5 years, 4,504 dispositions): 79% allowance rate • 3.3 office actions per allowance • 899 days median pendency
ExaminerAllowance rateResolved casesPending apps
Sithu Ko100.0%10
Kathryn Qing Chang100.0%10
Jr, Otis L Thompson100.0%10
Afshawn M Towfighi100.0%10
Hong Sol Cho100.0%10
Michael Wayne Maddox97.1%3518
Asad M Nawaz92.9%145
Syed Ali92.8%13922
Hugh Mark Ashley91.8%6118
Najeebuddin Ansari90.9%8822
Peter G Solinsky89.5%71710
Natali Pascual Peguero88.2%3480
Kenneth P Hunt87.8%3940
Maharishi V Khirodhar87.5%81719
Eric V Phu87.5%80
Melvin C Marcelo86.9%73810
Sanjay K Dewan86.8%4940
Mohammad S Anwar86.7%1,12419
Thai D Hoang86.7%62318
Gbemileke J Onamuti86.4%81512
Mang Hang Yeung86.3%6940
Omar J Ghowrwal85.4%82420
Chi Tang P Cheng82.4%59116
Christopher R Crompton80.8%60517
Angel T Brockman79.1%5840
Ellen A Kirillova78.6%700
Matthew A Hopkins77.1%2660
Kokou R Detse77.0%1830
Stephen W Brown70.0%100
Sanaa Shaker Abed Al Samahi61.5%1327
Ian N Moore61.0%410
Nihar P Patel50.0%40
Jose F Villa42.1%190
Jason C Levelle25.0%80
Derrick W Ferris3.1%320
Pankaj Kumar0.0%50
Mark H Rinehart0.0%20
Ayaan Ayaz Sheikh—06

Frequently Asked Questions

What is the allowance rate in USPTO Art Unit 2463?

79.4% over the last five years, across 4,504 resolved applications.

Which examiners in Art Unit 2463 have the highest allowance rates?

Among examiners with at least 30 resolved applications: Michael Wayne Maddox (97.1%, 35 resolved), Syed Ali (92.8%, 139 resolved), Hugh Mark Ashley (91.8%, 61 resolved).

Which examiners in Art Unit 2463 have the lowest allowance rates?

Among examiners with at least 30 resolved applications: Derrick W Ferris (3.1%, 32 resolved), Ian N Moore (61.0%, 41 resolved), Kokou R Detse (77.0%, 183 resolved).

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