Art Unit 2431
Group 2430Cryptography and Cybersecurity
- Active examiners
- 29
- Average office actions per grant
- 1.99
Grant ratio
- Art Unit 2431
- 76.0%
- Group 2430
- 75.2%
Active examiners
| Christopher Revak | 89.4% | 1.44 | August 2026 |
|---|---|---|---|
| Shin-Hon Chen | 81.9% | 1.89 | August 2026 |
| Michael R. Vaughan | 75.2% | 2.16 | August 2026 |
| Longbit Chai | 84.1% | 1.64 | August 2026 |
| Jeremiah Avery | 78.7% | 1.82 | August 2026 |
| Sarah Su | 75.7% | 1.91 | August 2026 |
| Trang Doan | 76.2% | 2.31 | August 2026 |
| Viral S Lakhia | 83.0% | 1.96 | August 2026 |
| Jason Chiang | 77.4% | 2.15 | August 2026 |
| Abdullah Almamun | 70.6% | 2.15 | August 2026 |
| Dereena T Cattungal | 66.9% | 2.31 | August 2026 |
| Bryan Wright | 64.7% | 2.44 | August 2026 |
| Vladimir Ivanovich Gavrilenko | 56.7% | 2.68 | August 2026 |
| Vadim Savenkov | 78.1% | 2.69 | August 2026 |
| Kaveh Abrishamkar | 67.9% | 1.86 | August 2026 |
| Saad Abdullah | 40.0% | 1.96 | August 2026 |
| Ethan V Vo | 47.6% | 2.34 | August 2026 |
| Aravind Moorthy | 70.0% | 2.00 | August 2026 |
| Matthew T Henning | 41.9% | 2.20 | August 2026 |
| Cordelia Zecher | 37.1% | 2.76 | June 2026 |
| Kelah Janae Mcfarland-Barnes | 0.0% | N/A | August 2026 |
| Liliana Cerullo | 0.0% | 1.00 | July 2026 |
| Dika C. Okeke | 8.3% | 1.33 | August 2026 |
| Brett Squires | 55.6% | 1.48 | August 2026 |
| Devin Almeida | 0.0% | 2.71 | August 2026 |
| Jacob Lipman | 0.0% | 1.76 | August 2026 |
| Omar Drakmih | 0.0% | N/A | August 2026 |
| Samson B Lemma | 0.0% | 1.74 | August 2026 |
| William R Korzuch | 0.0% | N/A | August 2026 |
Examiner distribution
- Median grant ratio
- 70.6%
- Middle 50% of grant ratios
- 56.7%–78.1%
- Median office actions / grant
- 2.15
- Middle 50% of office actions / grant
- 1.90–2.32
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Syed Zia | 72.2% | 2.99 | August 2012 Appears inactive |
|---|---|---|---|
| Richard A Mccoy | 68.3% | 2.71 | February 2025 Appears inactive |
| Carolyn B. Kosowski | 74.5% | 2.01 | April 2014 Appears inactive |
| David Jung | 90.5% | 1.41 | March 2013 Appears inactive |
| Jessica Jana South | 81.4% | 2.38 | June 2021 Appears inactive |
| Phuoc Tran | 76.9% | 1.47 | March 2014 Appears inactive |
| Elliott Akporherhe | 6.7% | 3.00 | June 2010 Appears inactive |
| Eskinder Kebret | 100.0% | 1.17 | April 2019 Appears inactive |
| Blair Emanuel Hall | 50.0% | 1.00 | September 2024 Appears inactive |
| Jonathan Willis | 0.0% | N/A | June 2021 Appears inactive |
| Arezoo Sherkat | 100.0% | 1.99 | September 2024 Appears inactive |
| Konstantin Shepelev | 0.0% | N/A | April 2008 Appears inactive |
Based on available public USPTO records; may be incomplete.