Art Unit 2172
Group 2170Graphical User Interfaces, Document Processing, Power, and Other
- Active examiners
- 22
- Average office actions per grant
- 2.96
Grant ratio
- Art Unit 2172
- 45.5%
- Group 2170
- 58.4%
Active examiners
| Matthew Ell | 64.2% | 2.81 | September 2026 |
|---|---|---|---|
| Alvin H Tan | 53.5% | 3.24 | October 2026 |
| John Heffington | 49.6% | 3.73 | October 2026 |
| Rinna Yi | 65.3% | 2.80 | October 2026 |
| Angie Badawi | 55.7% | 2.59 | October 2026 |
| Mandrita Brahmachari | 66.7% | 2.32 | October 2026 |
| Nhat Huy T Nguyen | 54.1% | 3.27 | October 2026 |
| Justin S Lee | 60.9% | 2.44 | October 2026 |
| Wilson Tsui | 11.9% | 3.02 | October 2026 |
| Seth A Silverman | 24.2% | 2.33 | October 2026 |
| David Phantana-Angkool | 21.3% | 1.80 | October 2026 |
| Henry Orr | 19.6% | 3.20 | October 2026 |
| David Faber | 8.2% | 3.23 | October 2026 |
| Mohamed Abou El Seoud | 43.5% | 3.56 | October 2026 |
| Linda Huynh | 21.0% | 3.59 | October 2026 |
| Andrey Belousov | 18.9% | 2.82 | October 2026 |
| Benjamin J Smith | 15.7% | 3.09 | October 2026 |
| Maria S Ayad | 6.8% | 3.16 | October 2026 |
| Anil Bhargava | 42.0% | 2.11 | October 2026 |
| William Wong | 3.3% | 4.01 | October 2026 |
| Zelalem W Shalu | 100.0% | 2.86 | October 2026 |
| David H Tan | 0.0% | 3.68 | October 2026 |
Examiner distribution
- Median grant ratio
- 33.1%
- Middle 50% of grant ratios
- 18.1%–54.5%
- Median office actions / grant
- 3.06
- Middle 50% of office actions / grant
- 2.55–3.24
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Ayesha Huertas Torres | 73.7% | 2.58 | August 2019 Appears inactive |
|---|---|---|---|
| Ece Hur | 39.9% | 3.24 | November 2015 Appears inactive |
| Sara England | 46.2% | 3.62 | June 2018 Appears inactive |
| Paul Thatcher | 17.9% | 4.79 | November 2018 Appears inactive |
| Sabrina L. Greene | 46.2% | 3.69 | March 2016 Appears inactive |
| Namitha Pillai | 63.1% | 3.18 | December 2020 Appears inactive |
| Elizabeth G. Wright | 29.4% | 3.86 | March 2015 Appears inactive |
| Omar Abdul-Ali | 68.6% | 1.89 | February 2019 Appears inactive |
| Roberto Borja | 45.2% | 2.86 | July 2025 Appears inactive |
| Bille Dahir | 62.1% | 3.00 | June 2022 Appears inactive |
| Andres E. Gutierrez | 28.6% | 3.22 | January 2017 Appears inactive |
| Brandon Parker | 26.3% | 3.70 | November 2011 Appears inactive |
| Richard M. Russell | 33.3% | 3.14 | August 2019 Appears inactive |
| Daeho D. Song | 28.6% | 2.84 | October 2022 Appears inactive |
| Boris Pesin | 0.0% | 2.40 | March 2015 Appears inactive |
| Sabrina L. Greene | 0.0% | 1.00 | September 2016 Appears inactive |
| Nathan Shrewsbury | 80.0% | 2.74 | January 2025 Appears inactive |
| Adam M. Queler | 0.0% | 2.63 | April 2026 Appears inactive |
| Brandon Parker | 100.0% | 3.33 | January 2011 Appears inactive |
| Renee Naphas | 0.0% | 1.75 | May 2026 Potentially inactive |
| Subrata Paul | 100.0% | 1.00 | May 2016 Appears inactive |
Based on available public USPTO records; may be incomplete.