Examiner Kin-Chan Chen
Examiner Kin-Chan Chen appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 75.9%, they average 1.37 office actions per granted patent, and their rejection profile is dominated by ยง103.
Difficulty vs AU
Very Easy
Difficulty vs Group
Very Easy
Difficulty vs TC
Very Easy
Difficulty vs USPTO
Very Easy
Average OA / Grant
1.37
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Examiner Details
- Observed Examiner Years
- 2 years (2008-2009)
- Tech Center
- 1700 - Chemical and Materials Engineering
- Group
- 1790 - Food, Analytical Chemistry, Sterilization, Biochemistry, Electrochemistry
Metrics
- Applications Evaluated
- 54
- Granted Applications
- 41
- Non-Granted Applications
- 13
- Avg OA / Grant
- 1.37
- Last OA Observed
- April 2009 (208 months ago)
- Art Units Seen
- 1792
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 75.9% | 1.37 |
| Art Unit | 36 | 36.0% | 2.18 |
| Group | 307 | 36.5% | 2.11 |
| Tech Center | 1,762 | 45.4% | 2.14 |
| USPTO | 16,347 | 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 2008; examiner may not yet have been active in the available dataset. | |||
| 2008 | 43 | 30 | 69.8% |
| 2009 | 11 | 11 | 100.0% |
| No observed data after 2009; examiner may have gone inactive or moved out of examining work. | |||
41 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 54 | 0.0% | 0.0% | 85.2% | 14.8% |
| 2 | 16 | 0.0% | 0.0% | 93.8% | 6.3% |
| 3 | 1 | 0.0% | 0.0% | 100.0% | 0.0% |