Examiner Nina Bhat

Appears inactive Last observed office action: October 2022 (42 months ago).

Examiner Nina Bhat appears to be very easy relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 75.6%, they average 1.23 office actions per granted patent, and their rejection profile leans toward §103.

Difficulty vs AU Very Easy

Difficulty vs Group Very Easy

Difficulty vs TC Very Easy

Difficulty vs USPTO Very Easy

Average OA / Grant 1.23

Export

Word PDF

Create account to export.

Examiner Details

Observed Examiner Years: 15 years (2008-2022)
Tech Center: 1700 - Chemical and Materials Engineering
Group: 1770 - Chemical Apparatus, Separation and Purification

Metrics

Applications Evaluated: 1,232
Granted Applications: 931
Non-Granted Applications: 301
Avg OA / Grant: 1.23
Last OA Observed: October 2022 (42 months ago)
Art Units Seen: 1771 , 1797 , 3649
Work Groups Seen: 1770 - Chemical Apparatus, Separation and Purification

1790 - Food, Analytical Chemistry, Sterilization, Biochemistry, Electrochemistry

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	75.6%	1.23
Art Unit	16	57.0%	2.14
Group	173	53.1%	1.94
Tech Center	1,713	47.3%	2.14
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	87	56	64.4%
2009	91	74	81.3%
2010	93	71	76.3%
2011	86	77	89.5%
2012	93	87	93.5%
2013	103	87	84.5%
2014	81	63	77.8%
2015	71	52	73.2%
2016	73	47	64.4%
2017	70	47	67.1%
2018	83	50	60.2%
2019	86	47	54.7%
2020	76	47	61.8%
2021	86	74	86.0%
2022	53	52	98.1%
No observed data after 2022; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	1,238	1.4%	11.7%	49.0%	6.2%
2	220	0.9%	12.3%	48.6%	8.6%
3	40	2.5%	7.5%	62.5%	7.5%
4	7	0.0%	28.6%	28.6%	14.3%
5	2	0.0%	50.0%	0.0%	0.0%

§ 101 Yearly Trend

2014: Alice

2019: PEG

0.8%

2008

0.0%

2009

0.0%

2010

3.1%

2011

4.6%

2012

1.7%

2013

0.0%

2014

1.2%

2015

0.0%

2016

4.2%

2017

1.9%

2018

0.0%

2019

1.1%

2020

1.1%

2021

0.0%

2022

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