Examiner Yong Choe At Telephone Number 571-270-1053 Or Email To Yong.Choe@Uspto.Gov. The Examiner Can Normally Be Reached On M-F 10:00 Am To 6:30Pm. If Attempts To Reach The Examiner By Telephone Are Unsuccessful, The Examiner’S Supervisor, Sanjiv Shah Can Be Reached On 571-272-4098. Any Inquiry Of A General Nature Or Relating To The Status Of This Application Should Be Directed To The Tc 2100
Examiner Yong Choe At Telephone Number 571-270-1053 Or Email To Yong.Choe@Uspto.Gov. The Examiner Can Normally Be Reached On M-F 10:00 Am To 6:30Pm. If Attempts To Reach The Examiner By Telephone Are Unsuccessful, The Examiner’S Supervisor, Sanjiv Shah Can Be Reached On 571-272-4098. Any Inquiry Of A General Nature Or Relating To The Status Of This Application Should Be Directed To The Tc 2100 appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 89.0%, they average 1.55 office actions per granted patent, and their rejection profile leans toward §103 and occasional §101 rejections.
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Examiner Details
- Observed Examiner Years
- 19 years (2008-2026)
- Phone
- (571) 272-2100
- Predicted Supervisor
- N/A
- Supervisor Phone
- N/A
- Tech Center
- 2100 - Computer Architecture Software and Information Security
- Group
- 2130 - Memory Access and Control
Metrics
- Applications Evaluated
- 893
- Granted Applications
- 795
- Non-Granted Applications
- 98
- Avg OA / Grant
- 1.55
- Last OA Observed
- February 2026 (3 months ago)
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 89.0% | 1.55 |
| Art Unit | 18 | 69.6% | 2.01 |
| Group | 138 | 69.8% | 2.08 |
| Tech Center | 1,706 | 55.9% | 2.19 |
| USPTO | 16,116 | 54.8% | 1.98 |
Grant Timeline
| Year | Applications | Granted | Grant Rate |
|---|---|---|---|
| No observed data before 2008; examiner may not yet have been active in the available dataset. | |||
| 2008 | 32 | 22 | 68.8% |
| 2009 | 43 | 32 | 74.4% |
| 2010 | 32 | 28 | 87.5% |
| 2011 | 54 | 51 | 94.4% |
| 2012 | 59 | 55 | 93.2% |
| 2013 | 63 | 56 | 88.9% |
| 2014 | 60 | 55 | 91.7% |
| 2015 | 53 | 50 | 94.3% |
| 2016 | 58 | 56 | 96.6% |
| 2017 | 56 | 53 | 94.6% |
| 2018 | 57 | 53 | 93.0% |
| 2019 | 54 | 50 | 92.6% |
| 2020 | 46 | 44 | 95.7% |
| 2021 | 41 | 41 | 100.0% |
| 2022 | 42 | 42 | 100.0% |
| 2023 | 42 | 40 | 95.2% |
| 2024 | 45 | 45 | 100.0% |
| 2025 | 46 | 22 | 47.8% |
| 2026 | 10 | 0 | 0.0% |
795 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 887 | 6.1% | 43.4% | 38.2% | 2.8% |
| 2 | 360 | 2.8% | 24.4% | 47.5% | 14.2% |
| 3 | 86 | 3.5% | 11.6% | 64.0% | 14.0% |
| 4 | 35 | 0.0% | 8.6% | 65.7% | 20.0% |
| 5 | 12 | 0.0% | 8.3% | 66.7% | 16.7% |
| 6 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |
§ 101 Yearly Trend
Each bar shows the share of this examiner's observed office actions in that year that included a § 101 rejection.