Examiner Sung P Ham

Appears inactive Last observed office action: October 2023 (31 months ago).

Examiner Sung P Ham appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 69.4%, they average 1.56 office actions per granted patent, and their rejection profile is dominated by §103.

Difficulty vs AU Very Easy

Difficulty vs Group Very Easy

Difficulty vs TC Very Easy

Difficulty vs USPTO Very Easy

Average OA / Grant 1.56

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Examiner Details

Observed Examiner Years: 4 years (2020-2023)
Tech Center: 3700 - Mechanical Engineering, Manufacturing and Products
Group: 3790 - Medical Instruments, Diagnostic Equipment, and Treatment Devices

Metrics

Applications Evaluated: 98
Granted Applications: 68
Non-Granted Applications: 30
Avg OA / Grant: 1.56
Last OA Observed: October 2023 (31 months ago)
Art Units Seen: 3795
Work Groups Seen: 3790 - Medical Instruments, Diagnostic Equipment, and Treatment Devices

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	69.4%	1.56
Art Unit	24	49.3%	2.02
Group	327	40.3%	2.25
Tech Center	2,632	49.9%	2.01
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 2020; examiner may not yet have been active in the available dataset.
2020	4	3	75.0%
2021	36	21	58.3%
2022	30	22	73.3%
2023	28	22	78.6%
No observed data after 2023; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	111	0.0%	1.8%	84.7%	11.7%
2	47	0.0%	6.4%	85.1%	8.5%
3	20	0.0%	0.0%	90.0%	10.0%
4	4	0.0%	0.0%	100.0%	0.0%
5	3	0.0%	0.0%	66.7%	33.3%
6	1	0.0%	0.0%	100.0%	0.0%
7	1	0.0%	0.0%	100.0%	0.0%