Examiner David H. Vu

Appears inactive Last observed office action: April 2015 (134 months ago).

Examiner David H. Vu appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 78.3%, they average 1.22 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 1.22

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Examiner Details

Observed Examiner Years: 8 years (2008-2015)
Tech Center: 2800 - Semiconductors, Electrical and Optical Systems and Components
Group: 2820 - Semiconductors A / Memory

Metrics

Applications Evaluated: 281
Granted Applications: 220
Non-Granted Applications: 61
Avg OA / Grant: 1.22
Last OA Observed: April 2015 (134 months ago)
Art Units Seen: 2821 , 2844
Work Groups Seen: 2820 - Semiconductors A / Memory

2840 - Electrical Circuits and Systems

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	78.3%	1.22
Art Unit	15	67.6%	1.44
Group	205	73.0%	1.64
Tech Center	2,370	64.7%	1.69
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	39	26	66.7%
2009	36	25	69.4%
2010	43	36	83.7%
2011	39	28	71.8%
2012	47	45	95.7%
2013	33	27	81.8%
2014	33	25	75.8%
2015	11	8	72.7%
No observed data after 2015; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	281	1.4%	15.3%	61.9%	9.6%
2	52	1.9%	7.7%	65.4%	1.9%
3	7	14.3%	14.3%	57.1%	0.0%
4	3	0.0%	0.0%	100.0%	0.0%
5	1	0.0%	0.0%	100.0%	0.0%

§ 101 Yearly Trend

2014: Alice

0.0%

2008

4.3%

2009

2.0%

2010

1.8%

2011

1.8%

2012

2.5%

2013

0.0%

2014

0.0%

2015

Each bar shows the share of this examiner's observed office actions in that year that included a § 101 rejection.