Art Unit 2158
Group 2150Databases and File Management
- Active examiners
- 14
- Average office actions per grant
- 2.65
Grant ratio
- Art Unit 2158
- 61.6%
- Group 2150
- 67.7%
Active examiners
| Angelica Ruiz | 79.5% | 2.26 | October 2026 |
|---|---|---|---|
| Huawen Peng | 75.6% | 2.37 | October 2026 |
| Kannan Shanmugasundaram | 63.0% | 2.95 | October 2026 |
| Marc Filipczyk | 62.5% | 2.75 | October 2026 |
| Amanda Willis | 34.5% | 3.68 | October 2026 |
| Syed Hasan | 69.6% | 2.18 | October 2026 |
| Kristopher Andersen | 55.9% | 2.60 | October 2026 |
| John P. Hocker | 61.3% | 2.36 | October 2026 |
| Vaishali Shah | 36.3% | 3.53 | October 2026 |
| Srirama Channavajjala | 80.8% | 2.39 | October 2026 |
| Loan T. Nguyen | 28.0% | 3.02 | October 2026 |
| Allen S Lin | 30.0% | 3.34 | October 2026 |
| Francisco Aponte | 0.0% | 1.91 | October 2026 |
| Dave Robertson | 0.0% | 2.00 | September 2026 |
Examiner distribution
- Median grant ratio
- 62.5%
- Middle 50% of grant ratios
- 46.1%–72.6%
- Median office actions / grant
- 2.60
- Middle 50% of office actions / grant
- 2.36–2.98
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| The Examiner Of Record Vincent F. Boccio | 81.2% | 2.27 | March 2025 Appears inactive |
|---|---|---|---|
| Yicun Wu | 78.2% | 2.24 | May 2026 Potentially inactive |
| Bao Tran | 41.6% | 4.47 | October 2020 Appears inactive |
| Brannon W. Smith | 41.4% | 2.96 | January 2016 Appears inactive |
| Griselle Corbo | 29.5% | 4.38 | December 2020 Appears inactive |
| Alexey Shmatov | 57.2% | 3.15 | December 2025 Appears inactive |
| Christy Lin | 33.1% | 3.61 | September 2021 Appears inactive |
| Patrick A. Darno | 60.0% | 2.51 | June 2011 Appears inactive |
| James Heffern Jr | 27.0% | 4.67 | May 2021 Appears inactive |
| Donald Lawson | 67.4% | 2.61 | June 2011 Appears inactive |
| Jacob F. Bétit | 54.5% | 2.74 | April 2015 Appears inactive |
| Sheryl Holland | 57.1% | 3.41 | April 2021 Appears inactive |
| Boris Gorney | 0.0% | 3.44 | September 2025 Appears inactive |
| Thuy (Tiffany) Bui | 66.7% | 2.23 | January 2024 Appears inactive |
| Jason L. Alvesteffer | 50.0% | 1.50 | October 2008 Appears inactive |
| Ike Nyimpha, Jr | 0.0% | N/A | December 2013 Appears inactive |
Based on available public USPTO records; may be incomplete.