Examiner Mark Luderer

Appears inactive Last observed office action: June 2019 (81 months ago).

Examiner Mark Luderer 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 1.49 office actions per granted patent, and their rejection profile leans toward §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 1.49

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Examiner Details

Observed Examiner Years: 8 years (2012-2019)
Tech Center: 1600 - Biotechnology and Organic
Group: 1670 - Virology and Related Immunology

Metrics

Applications Evaluated: 439
Granted Applications: 360
Non-Granted Applications: 79
Avg OA / Grant: 1.49
Last OA Observed: June 2019 (81 months ago)
Art Units Seen: 1621 , 1622 , 1671
Work Groups Seen: 1620 - Biomedicinal Chemistry

1670 - Virology and Related Immunology

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	82.0%	1.49
Art Unit	14	35.1%	1.60
Group	80	29.9%	1.92
Tech Center	1,349	39.5%	2.02
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 2012; examiner may not yet have been active in the available dataset.
2012	2	2	100.0%
2013	29	19	65.5%
2014	70	50	71.4%
2015	64	50	78.1%
2016	82	71	86.6%
2017	78	67	85.9%
2018	74	65	87.8%
2019	40	36	90.0%
No observed data after 2019; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	463	1.9%	11.0%	42.8%	32.8%
2	162	0.0%	12.3%	59.9%	20.4%
3	38	0.0%	10.5%	71.1%	13.2%
4	15	0.0%	6.7%	66.7%	6.7%
5	3	0.0%	0.0%	66.7%	33.3%
6	1	0.0%	0.0%	100.0%	0.0%

§ 101 Yearly Trend

2014: Alice

0.0%

2011

0.0%

2012

1.3%

2013

0.0%

2014

2.1%

2015

0.0%

2016

2.9%

2017

2.0%

2018

1.6%

2019

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