Examiner Dr. Gerald Ewoldt
Examiner Dr. Gerald Ewoldt appears to be very difficult relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 29.6%, they average 3.23 office actions per granted patent, and their rejection profile leans toward §112, with occasional §101 rejections and elevated §112 usage.
Difficulty vs AU
Very Hard
Difficulty vs Group
Very Hard
Difficulty vs TC
Very Hard
Difficulty vs USPTO
Very Hard
Average OA / Grant
3.23
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Examiner Details
- Observed Examiner Years
- 17 years (2008-2024)
- Tech Center
- 1600 - Biotechnology and Organic
- Group
- 1640 - Immunology
Metrics
- Applications Evaluated
- 537
- Granted Applications
- 159
- Non-Granted Applications
- 378
- Avg OA / Grant
- 3.23
- Last OA Observed
- April 2024 (23 months ago)
- Art Units Seen
- 1644
- Work Groups Seen
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 29.6% | 3.23 |
| Art Unit | 27 | 42.0% | 2.08 |
| Group | 223 | 44.8% | 1.94 |
| Tech Center | 1,349 | 39.5% | 2.02 |
| USPTO | 16,116 | 54.8% | 1.98 |
Grant Timeline
Shaded region marks the last two observed years, where grant outcomes may lag due to recency.
| Year | Applications | Granted | Grant Rate |
|---|---|---|---|
| No observed data before 2008; examiner may not yet have been active in the available dataset. | |||
| 2008 | 21 | 6 | 28.6% |
| 2009 | 33 | 9 | 27.3% |
| 2010 | 29 | 9 | 31.0% |
| 2011 | 54 | 20 | 37.0% |
| 2012 | 31 | 5 | 16.1% |
| 2013 | 31 | 9 | 29.0% |
| 2014 | 43 | 11 | 25.6% |
| 2015 | 29 | 9 | 31.0% |
| 2016 | 28 | 9 | 32.1% |
| 2017 | 28 | 3 | 10.7% |
| 2018 | 26 | 6 | 23.1% |
| 2019 | 37 | 10 | 27.0% |
| 2020 | 37 | 10 | 27.0% |
| 2021 | 33 | 10 | 30.3% |
| 2022 | 31 | 15 | 48.4% |
| 2023 | 35 | 11 | 31.4% |
| 2024 | 11 | 7 | 63.6% |
| No observed data after 2024; examiner may have gone inactive or moved out of examining work. | |||
159 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 576 | 12.5% | 12.3% | 31.1% | 26.0% |
| 2 | 418 | 6.2% | 5.3% | 26.3% | 50.7% |
| 3 | 254 | 10.6% | 3.1% | 28.3% | 49.2% |
| 4 | 168 | 6.0% | 4.8% | 22.6% | 60.1% |
| 5 | 100 | 10.0% | 5.0% | 26.0% | 54.0% |
| 6 | 50 | 18.0% | 2.0% | 26.0% | 46.0% |
| 7 | 27 | 7.4% | 0.0% | 25.9% | 51.9% |
| 8 | 17 | 5.9% | 0.0% | 23.5% | 52.9% |
| 9 | 8 | 0.0% | 0.0% | 0.0% | 75.0% |
| 10 | 3 | 0.0% | 0.0% | 33.3% | 66.7% |
§ 101 Yearly Trend
2014: Alice
2019: PEG
Each bar shows the share of this examiner's observed office actions in that year that included a § 101 rejection.