Examiner Dung T. Nguyen

Appears inactive Last observed office action: August 2015 (130 months ago).

Examiner Dung T. Nguyen appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 82.0%, they average 1.47 office actions per granted patent, and their rejection profile is dominated by §103 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 1.47

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Examiner Details

Observed Examiner Years: 8 years (2008-2015)
Tech Center: 2800 - Semiconductors, Electrical and Optical Systems and Components
Group: 2870 - Optics / Photocopying

Metrics

Applications Evaluated: 338
Granted Applications: 277
Non-Granted Applications: 61
Avg OA / Grant: 1.47
Last OA Observed: August 2015 (130 months ago)
Art Units Seen: 2871
Work Groups Seen: 2870 - Optics / Photocopying

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	82.0%	1.47
Art Unit	41	63.6%	1.93
Group	348	62.2%	1.71
Tech Center	2,395	63.3%	1.69
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 2008; examiner may not yet have been active in the available dataset.
2008	45	34	75.6%
2009	47	41	87.2%
2010	47	38	80.9%
2011	41	34	82.9%
2012	44	35	79.5%
2013	53	45	84.9%
2014	34	28	82.4%
2015	27	22	81.5%
No observed data after 2015; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	338	0.0%	12.7%	53.6%	30.5%
2	106	0.0%	9.4%	50.0%	34.0%
3	32	0.0%	9.4%	56.3%	31.3%
4	12	0.0%	0.0%	33.3%	41.7%