AI Patent Analysis Toolkit
PatentAgility
by KellDann

Examiner Christopher Shih

Potentially inactive Last observed office action: September 2025 (6 months ago).

Examiner Christopher Shih appears to be about average relative to their peer examiners. Their lifetime grant ratio is 25.0%, they average 1.00 office actions per granted patent, and their rejection profile is dominated by 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
1 years (2025-2025)
Tech Center
2100 - Computer Architecture Software and Information Security
Group
2140 - Artificial Intelligence

Metrics

Applications Evaluated
4
Granted Applications
1
Non-Granted Applications
3
Avg OA / Grant
1.00
Last OA Observed
September 2025 (6 months ago)
Art Units Seen
2142
Work Groups Seen

Context Comparison

Scope Examiners Lifetime Grant Ratio Avg OA / Grant
This Examiner 1 25.0% 1.00
Art Unit 26 35.7% 2.55
Group 158 37.3% 2.41
Tech Center 1,706 55.9% 2.19
USPTO 16,116 54.8% 1.98

Grant Timeline

Year Applications Granted Grant Rate
No observed data before 2025; examiner may not yet have been active in the available dataset.
2025 4 1 25.0%
No observed data after 2025; examiner may have gone inactive or moved out of examining work.

1 family-cache-validated grants; 0 OA-only grant signals.

Rejection Timeline

OA # Office Actions § 101 Percentage § 102 Percentage § 103 Percentage § 112 Percentage
1 6 0.0% 0.0% 100.0% 0.0%