Art Unit 1633
Group 1630Stem Cells and Nucleic Acid Related Therapy
- Active examiners
- 34
- Average office actions per grant
- 2.36
Grant ratio
- Art Unit 1633
- 47.0%
- Group 1630
- 51.5%
Active examiners
| Ileana Popa | 18.4% | 3.52 | October 2026 |
|---|---|---|---|
| Maria Marvich | 49.1% | 2.93 | October 2026 |
| Robert M Kelly | 71.5% | 1.97 | October 2026 |
| Kevin K. Hill | 35.9% | 2.40 | July 2026 |
| Michael Burkhart | 58.7% | 1.95 | October 2026 |
| Anne Marie S. Wehbé, Ph.D | 56.4% | 2.60 | October 2026 |
| Quang Nguyen, Ph.D | 35.9% | 2.80 | October 2026 |
| James D. (Doug) Schultz, Phd | 59.4% | 2.18 | September 2026 |
| Kimberly A Aron | 47.8% | 2.34 | October 2026 |
| Arthur S Leonard | 49.6% | 2.60 | October 2026 |
| E. Yvonne Pyla | 47.0% | 2.80 | October 2026 |
| Allison M Fox | 57.4% | 2.13 | October 2026 |
| Alyssa G Weston | 29.0% | 2.15 | October 2026 |
| Jennifer S Spence | 30.4% | 2.17 | October 2026 |
| Dr. Alexander Nicol | 39.9% | 2.98 | October 2026 |
| Qinhua Gu | 29.8% | 1.49 | October 2026 |
| Masudur Rahman | 15.3% | 2.09 | October 2026 |
| Hanan Isam Abuzeineh | 32.7% | 2.29 | October 2026 |
| Joel D Levin | 17.8% | 2.11 | September 2026 |
| Jagamya Vijayaraghavan | 11.0% | 1.18 | October 2026 |
| Katherine R Small | 32.5% | 1.52 | October 2026 |
| Gina Pronzati | 10.6% | 1.29 | October 2026 |
| James J Graber | 38.7% | 2.15 | October 2026 |
| Marisol A O'Neill | 0.0% | N/A | October 2026 |
| Caroline M Lara | 0.0% | N/A | October 2026 |
| Christopher M. Babic | 6.7% | 2.06 | October 2026 |
| Dr. Katie L Pennington | 17.4% | 1.63 | October 2026 |
| Joseph T Woitach | 0.0% | 2.89 | October 2026 |
| Michael A Riga | 25.0% | 2.37 | October 2026 |
| Thomas Russe Amick | 75.0% | 2.28 | October 2026 |
| Vyoma Shubham Tiwari | 20.0% | 2.43 | October 2026 |
| Brendan Thomas Tinsley | 44.4% | 2.40 | October 2026 |
| Liliana Cerullo | 0.0% | 1.00 | October 2026 |
| Jianjian Zhu | 0.0% | 2.09 | October 2026 |
Examiner distribution
- Median grant ratio
- 32.7%
- Middle 50% of grant ratios
- 17.6%–48.4%
- Median office actions / grant
- 2.15
- Middle 50% of office actions / grant
- 1.97–2.60
Active examiners with at least 20 applications.
Other associated examiners
Examiners without recent activity.
| Maria Leavitt | 61.4% | 2.36 | January 2026 Appears inactive |
|---|---|---|---|
| Janet Epps-Smith | 50.9% | 2.65 | December 2025 Appears inactive |
| Scott Long | 74.1% | 1.96 | January 2023 Appears inactive |
| Q. Janice Li | 65.5% | 1.89 | September 2018 Appears inactive |
| Examiner Kelaginamane Hiriyanna Ph.D | 33.3% | 3.41 | December 2017 Appears inactive |
| Fereydoun G. Sajjadi | 46.2% | 1.56 | February 2026 Appears inactive |
| Sumesh Kaushal | 57.5% | 1.29 | November 2011 Appears inactive |
| Anjeanette Roberts | 54.8% | 1.41 | September 2022 Appears inactive |
| Thomas J Raborg | 0.0% | N/A | December 2020 Appears inactive |
Based on available public USPTO records; may be incomplete.