Examiner John R. Yeh

Appears inactive Last observed office action: April 2025 (11 months ago).

Examiner John R. Yeh appears to be about average relative to their peer examiners. Their lifetime grant ratio is 95.6%, they average 1.38 office actions per granted patent, and their rejection profile is dominated by §112 and elevated §112 usage.

Difficulty vs AU About Average

Difficulty vs Group About Average

Difficulty vs TC About Average

Difficulty vs USPTO Very Easy

Average OA / Grant 1.38

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Examiner Details

Observed Examiner Years: 12 years (2014-2025)
Tech Center: 2900 - Designs
Group: 2910 - Design Workgroups 2910

Metrics

Applications Evaluated: 677
Granted Applications: 647
Non-Granted Applications: 30
Avg OA / Grant: 1.38
Last OA Observed: April 2025 (11 months ago)
Art Units Seen: 2919
Work Groups Seen: 2910 - Design Workgroups 2910

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	95.6%	1.38
Art Unit	24	94.1%	1.25
Group	24	94.1%	1.25
Tech Center	486	94.9%	1.20
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 2014; examiner may not yet have been active in the available dataset.
2014	13	13	100.0%
2015	61	59	96.7%
2016	71	65	91.5%
2017	63	60	95.2%
2018	73	70	95.9%
2019	72	70	97.2%
2020	114	105	92.1%
2021	82	80	97.6%
2022	59	58	98.3%
2023	41	40	97.6%
2024	23	23	100.0%
2025	5	4	80.0%
No observed data after 2025; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	677	0.0%	4.7%	3.4%	85.8%
2	217	0.0%	4.1%	4.1%	88.5%
3	32	0.0%	3.1%	9.4%	84.4%
4	8	0.0%	12.5%	0.0%	75.0%
5	2	0.0%	0.0%	50.0%	50.0%