Examiner Kathrynn Lyddane
Examiner Kathrynn Lyddane appears to be very difficult relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 48.1%, they average 2.29 office actions per granted patent, and their rejection profile is dominated by ยง103.
Difficulty vs AU
Very Hard
Difficulty vs Group
Very Hard
Difficulty vs TC
Very Hard
Difficulty vs USPTO
Very Hard
Average OA / Grant
2.29
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Examiner Details
- Observed Examiner Years
- 7 years (2012-2018)
- Tech Center
- 3700 - Mechanical Engineering, Manufacturing and Products
- Group
- 3770 - Medical and Surgical Instruments, Treatment Devices, and Supplies
Metrics
- Applications Evaluated
- 214
- Granted Applications
- 103
- Non-Granted Applications
- 111
- Avg OA / Grant
- 2.29
- Last OA Observed
- May 2018 (98 months ago)
- Art Units Seen
- 3771
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 48.1% | 2.29 |
| Art Unit | 72 | 54.4% | 1.94 |
| Group | 268 | 49.2% | 2.08 |
| Tech Center | 2,662 | 48.9% | 2.01 |
| USPTO | 16,348 | 53.5% | 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 2012; examiner may not yet have been active in the available dataset. | |||
| 2012 | 1 | 1 | 100.0% |
| 2013 | 13 | 5 | 38.5% |
| 2014 | 55 | 27 | 49.1% |
| 2015 | 36 | 20 | 55.6% |
| 2016 | 47 | 18 | 38.3% |
| 2017 | 50 | 28 | 56.0% |
| 2018 | 12 | 4 | 33.3% |
| No observed data after 2018; examiner may have gone inactive or moved out of examining work. | |||
103 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 247 | 0.0% | 7.3% | 78.5% | 6.5% |
| 2 | 127 | 2.4% | 4.7% | 71.7% | 18.9% |
| 3 | 67 | 0.0% | 6.0% | 79.1% | 14.9% |
| 4 | 38 | 0.0% | 2.6% | 81.6% | 13.2% |
| 5 | 15 | 0.0% | 0.0% | 86.7% | 6.7% |
| 6 | 9 | 0.0% | 0.0% | 88.9% | 11.1% |
| 7 | 8 | 0.0% | 0.0% | 87.5% | 12.5% |
| 8 | 3 | 0.0% | 0.0% | 66.7% | 33.3% |
| 9 | 3 | 0.0% | 0.0% | 66.7% | 33.3% |
| 10 | 2 | 0.0% | 0.0% | 100.0% | 0.0% |
§ 101 Yearly Trend
2014: Alice
Each bar shows the share of this examiner's observed office actions in that year that included a § 101 rejection.