Examiner Ruifeng Pu

Appears inactive Last observed office action: November 2018 (91 months ago).

Examiner Ruifeng Pu appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 91.9%, they average 1.52 office actions per granted patent, and their rejection profile is dominated by §103 and occasional §101 rejections.

Difficulty vs AU About Average

Difficulty vs Group Very Easy

Difficulty vs TC Very Easy

Difficulty vs USPTO Very Easy

Average OA / Grant 1.52

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Examiner Details

Observed Examiner Years: 6 years (2013-2018)
Tech Center: 2800 - Semiconductors, Electrical and Optical Systems and Components
Group: 2850 - Printing / Measuring and Testing

Metrics

Applications Evaluated: 285
Granted Applications: 262
Non-Granted Applications: 23
Avg OA / Grant: 1.52
Last OA Observed: November 2018 (91 months ago)
Art Units Seen: 2852
Work Groups Seen: 2850 - Printing / Measuring and Testing

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	91.9%	1.52
Art Unit	59	81.6%	1.48
Group	372	63.2%	1.66
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 2013; examiner may not yet have been active in the available dataset.
2013	2	2	100.0%
2014	39	37	94.9%
2015	55	53	96.4%
2016	58	52	89.7%
2017	72	68	94.4%
2018	59	50	84.7%
No observed data after 2018; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	302	2.6%	19.2%	72.2%	4.0%
2	119	4.2%	9.2%	77.3%	6.7%
3	24	4.2%	20.8%	62.5%	12.5%
4	9	0.0%	33.3%	55.6%	11.1%
5	2	0.0%	0.0%	100.0%	0.0%
6	1	0.0%	0.0%	100.0%	0.0%

§ 101 Yearly Trend

2014: Alice

0.0%

2013

0.0%

2014

0.0%

2015

3.8%

2016

2.0%

2017

8.9%

2018

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