Examiner Anhdao Doan

Appears inactive Last observed office action: December 2022 (39 months ago).

Examiner Anhdao Doan appears to be about average relative to their peer examiners. Their lifetime grant ratio is 96.8%, they average 1.25 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 1.25

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Examiner Details

Observed Examiner Years: 15 years (2008-2022)
Tech Center: 2900 - Designs
Group: 2900-WG - 2900-WG

Metrics

Applications Evaluated: 1,058
Granted Applications: 1,024
Non-Granted Applications: 34
Avg OA / Grant: 1.25
Last OA Observed: December 2022 (39 months ago)
Art Units Seen: 2914
Work Groups Seen: 2900-WG - 2900-WG

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	96.8%	1.25
Art Unit	29	95.5%	1.22
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 2008; examiner may not yet have been active in the available dataset.
2008	38	36	94.7%
2009	65	58	89.2%
2010	74	71	95.9%
2011	84	83	98.8%
2012	90	89	98.9%
2013	70	70	100.0%
2014	75	72	96.0%
2015	54	54	100.0%
2016	66	63	95.5%
2017	67	63	94.0%
2018	76	75	98.7%
2019	63	61	96.8%
2020	79	77	97.5%
2021	73	73	100.0%
2022	84	79	94.0%
No observed data after 2022; examiner may have gone inactive or moved out of examining work.

1,024 family-cache-validated grants; 0 OA-only grant signals.

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	1,061	0.0%	3.8%	1.8%	85.7%
2	231	0.0%	2.2%	4.8%	83.1%
3	35	0.0%	0.0%	2.9%	88.6%
4	6	0.0%	16.7%	16.7%	66.7%
5	4	0.0%	25.0%	25.0%	50.0%
6	2	0.0%	50.0%	50.0%	0.0%