AI Patent Analysis Toolkit
PatentAgility
by KellDann

Examiner Ritu Shirali

Appears inactive Last observed office action: March 2025 (13 months ago).

Examiner Ritu Shirali appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 71.8%, they average 1.89 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 1.89
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Examiner Details

Observed Examiner Years
5 years (2021-2025)
Tech Center
1700 - Chemical and Materials Engineering
Group
1730 - Metallurgy, Inorganic Chemistry, Catalysts, Electrophotography, Photolithography

Metrics

Applications Evaluated
85
Granted Applications
61
Non-Granted Applications
24
Avg OA / Grant
1.89
Last OA Observed
March 2025 (13 months ago)
Art Units Seen
1732
Work Groups Seen

Context Comparison

Scope Examiners Lifetime Grant Ratio Avg OA / Grant
This Examiner 1 71.8% 1.89
Art Unit 29 53.2% 1.92
Group 185 51.5% 1.97
Tech Center 1,713 47.3% 2.14
USPTO 16,116 54.8% 1.98

Grant Timeline

0.0% 25.0% 50.0% 75.0% 100.0% 2021 2022 2023 2024 2025
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 2021; examiner may not yet have been active in the available dataset.
2021 5 4 80.0%
2022 24 19 79.2%
2023 25 19 76.0%
2024 28 18 64.3%
2025 3 1 33.3%
No observed data after 2025; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA # Office Actions § 101 Percentage § 102 Percentage § 103 Percentage § 112 Percentage
1 93 0.0% 2.2% 88.2% 9.7%
2 55 0.0% 0.0% 98.2% 1.8%
3 27 0.0% 0.0% 92.6% 7.4%
4 9 0.0% 0.0% 88.9% 11.1%
5 5 0.0% 0.0% 100.0% 0.0%
6 2 0.0% 0.0% 100.0% 0.0%
7 1 0.0% 0.0% 100.0% 0.0%