Examiner Imma Barrera
Examiner Imma Barrera appears to be about average relative to their peer examiners. Their lifetime grant ratio is 5.2%, they average 1.00 office actions per granted patent, and their rejection profile leans toward ยง103.
Difficulty vs AU
About Average
Difficulty vs Group
About Average
Difficulty vs TC
About Average
Difficulty vs USPTO
About Average
Average OA / Grant
1.00
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Examiner Details
- Observed Examiner Years
- 2 years (2025-2026)
- Phone
- (571) 272-0674
- Predicted Supervisor
- N/A
- Supervisor Phone
- N/A
- Tech Center
- 1600 - Biotechnology and Organic
- Group
- 1670 - Virology and Related Immunology
Metrics
- Applications Evaluated
- 58
- Granted Applications
- 3
- Non-Granted Applications
- 55
- Avg OA / Grant
- 1.00
- Last OA Observed
- March 2026 (0 months ago)
- Work Groups Seen
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 5.2% | 1.00 |
| Art Unit | 14 | 35.1% | 1.60 |
| Group | 80 | 29.9% | 1.92 |
| 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 2025; examiner may not yet have been active in the available dataset. | |||
| 2025 | 37 | 3 | 8.1% |
| 2026 | 21 | 0 | 0.0% |
3 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 58 | 0.0% | 0.0% | 36.2% | 8.6% |
| 2 | 19 | 0.0% | 0.0% | 63.2% | 21.1% |
| 3 | 4 | 0.0% | 25.0% | 75.0% | 0.0% |