Examiner Daniel D. Bui

Appears inactive Last observed office action: February 2019 (86 months ago).

Examiner Daniel D. Bui appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 98.2%, they average 1.09 office actions per granted patent, and their rejection profile is dominated by §112 and elevated §112 usage.

Difficulty vs AU Very Easy

Difficulty vs Group Very Easy

Difficulty vs TC Very Easy

Difficulty vs USPTO Very Easy

Average OA / Grant 1.09

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Examiner Details

Observed Examiner Years: 10 years (2010-2019)
Tech Center: 2900 - Designs
Group: 2900-WG - 2900-WG

Metrics

Applications Evaluated: 449
Granted Applications: 441
Non-Granted Applications: 8
Avg OA / Grant: 1.09
Last OA Observed: February 2019 (86 months ago)
Art Units Seen: 2912
Work Groups Seen: 2900-WG - 2900-WG

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	98.2%	1.09
Art Unit	34	96.4%	1.20
Group	461	95.1%	1.19
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 2010; examiner may not yet have been active in the available dataset.
2010	1	1	100.0%
2011	36	35	97.2%
2012	71	70	98.6%
2013	74	73	98.6%
2014	60	59	98.3%
2015	41	40	97.6%
2016	44	44	100.0%
2017	67	65	97.0%
2018	52	52	100.0%
2019	3	2	66.7%
No observed data after 2019; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	454	0.0%	0.2%	0.7%	77.8%
2	39	0.0%	7.7%	0.0%	61.5%
3	7	0.0%	28.6%	0.0%	14.3%
4	3	0.0%	33.3%	0.0%	33.3%
5	2	0.0%	0.0%	50.0%	50.0%
6	1	0.0%	0.0%	0.0%	100.0%
7	1	0.0%	0.0%	0.0%	100.0%