Examiner Christine X Nisula
Examiner Christine X Nisula appears to be very difficult relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 31.8%, they average 3.25 office actions per granted patent, and their rejection profile is dominated by ยง103.
Difficulty vs AU
About Average
Difficulty vs Group
Very Hard
Difficulty vs TC
Very Hard
Difficulty vs USPTO
Very Hard
Average OA / Grant
3.25
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Examiner Details
- Observed Examiner Years
- 9 years (2018-2026)
- Phone
- (571) 272-2598
- Predicted Supervisor
- Marla Mcconnell
- Supervisor Phone
- (571) 270-7692
- Tech Center
- 1700 - Chemical and Materials Engineering
- Group
- 1780 - Miscellaneous Articles, Stock Material, Adhesive Composition, Fabrics
Metrics
- Applications Evaluated
- 201
- Granted Applications
- 64
- Non-Granted Applications
- 137
- Avg OA / Grant
- 3.25
- Last OA Observed
- March 2026 (1 months ago)
- Art Units Seen
- 1789
Context Comparison
| Scope | Examiners | Lifetime Grant Ratio | Avg OA / Grant |
|---|---|---|---|
| This Examiner | 1 | 31.8% | 3.25 |
| Art Unit | 23 | 25.0% | 3.00 |
| Group | 186 | 42.4% | 2.73 |
| Tech Center | 1,713 | 47.3% | 2.14 |
| 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 2018; examiner may not yet have been active in the available dataset. | |||
| 2018 | 3 | 0 | 0.0% |
| 2019 | 18 | 1 | 5.6% |
| 2020 | 24 | 5 | 20.8% |
| 2021 | 37 | 21 | 56.8% |
| 2022 | 25 | 11 | 44.0% |
| 2023 | 32 | 14 | 43.8% |
| 2024 | 16 | 9 | 56.3% |
| 2025 | 32 | 3 | 9.4% |
| 2026 | 14 | 0 | 0.0% |
64 family-cache-validated grants; 0 OA-only grant signals.
Rejection Timeline
| OA # | Office Actions | § 101 Percentage | § 102 Percentage | § 103 Percentage | § 112 Percentage |
|---|---|---|---|---|---|
| 1 | 183 | 0.0% | 1.6% | 84.7% | 0.0% |
| 2 | 134 | 0.0% | 1.5% | 91.8% | 1.5% |
| 3 | 100 | 0.0% | 0.0% | 96.0% | 4.0% |
| 4 | 76 | 0.0% | 1.3% | 94.7% | 2.6% |
| 5 | 43 | 0.0% | 0.0% | 83.7% | 2.3% |
| 6 | 31 | 0.0% | 0.0% | 96.8% | 0.0% |
| 7 | 16 | 0.0% | 0.0% | 93.8% | 0.0% |
| 8 | 11 | 0.0% | 0.0% | 81.8% | 0.0% |
| 9 | 6 | 0.0% | 0.0% | 83.3% | 0.0% |
| 10 | 3 | 0.0% | 0.0% | 66.7% | 0.0% |