Examiner Thao N. Do

Appears inactive Last observed office action: May 2023 (37 months ago).

Examiner Thao N. Do appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 71.3%, they average 1.70 office actions per granted patent, and their rejection profile is dominated by §103.

Difficulty vs AU About Average

Difficulty vs Group Very Easy

Difficulty vs TC Very Easy

Difficulty vs USPTO Very Easy

Average OA / Grant 1.70

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Examiner Details

Observed Examiner Years: 5 years (2019-2023)
Tech Center: 3700 - Mechanical Engineering, Manufacturing and Products
Group: 3780 - Body Treatment, Kinesitherapy, and Exercising

Metrics

Applications Evaluated: 115
Granted Applications: 82
Non-Granted Applications: 33
Avg OA / Grant: 1.70
Last OA Observed: May 2023 (37 months ago)
Art Units Seen: 3784
Work Groups Seen: 3780 - Body Treatment, Kinesitherapy, and Exercising

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	71.3%	1.70
Art Unit	25	63.7%	1.42
Group	295	42.1%	1.90
Tech Center	2,662	48.9%	2.01
USPTO	16,348	53.5%	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 2019; examiner may not yet have been active in the available dataset.
2019	2	1	50.0%
2020	28	20	71.4%
2021	42	27	64.3%
2022	26	20	76.9%
2023	17	14	82.4%
No observed data after 2023; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	125	0.0%	11.2%	66.4%	18.4%
2	46	0.0%	6.5%	84.8%	8.7%
3	17	0.0%	23.5%	70.6%	5.9%
4	9	0.0%	11.1%	88.9%	0.0%
5	3	0.0%	0.0%	66.7%	33.3%