AI Patent Analysis Toolkit
PatentAgility
by KellDann

Examiner Keran V Nguyen

Appears inactive Last observed office action: March 2025 (12 months ago).

Examiner Keran V Nguyen appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 55.6%, they average 1.53 office actions per granted patent, and their rejection profile is dominated by ยง103.

Difficulty vs AU About Average
Difficulty vs Group Very Easy
Difficulty vs TC Very Easy
Difficulty vs USPTO Very Easy
Average OA / Grant 1.53
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Examiner Details

Observed Examiner Years
2 years (2024-2025)
Tech Center
1700 - Chemical and Materials Engineering
Group
1740 - Tires, Adhesive Bonding, Glass/Paper Making, Plastics Shaping and Molding

Metrics

Applications Evaluated
27
Granted Applications
15
Non-Granted Applications
12
Avg OA / Grant
1.53
Last OA Observed
March 2025 (12 months ago)
Art Units Seen
1741
Work Groups Seen

Context Comparison

Scope Examiners Lifetime Grant Ratio Avg OA / Grant
This Examiner 1 55.6% 1.53
Art Unit 26 56.8% 2.01
Group 195 53.9% 2.05
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% 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 2024; examiner may not yet have been active in the available dataset.
2024 18 12 66.7%
2025 9 3 33.3%
No observed data after 2025; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA # Office Actions § 101 Percentage § 102 Percentage § 103 Percentage § 112 Percentage
1 43 0.0% 2.3% 88.4% 2.3%
2 23 0.0% 0.0% 95.7% 4.3%
3 4 0.0% 0.0% 100.0% 0.0%