Examiner Ridwan Chowdhury

Appears inactive Last observed office action: November 2015 (128 months ago).

Examiner Ridwan Chowdhury appears to be very difficult relative to their art unit, group, tech center, and USPTO peers. Their lifetime grant ratio is 0.0% and their rejection profile is dominated by §103.

Difficulty vs AU Very Hard

Difficulty vs Group Very Hard

Difficulty vs TC Very Hard

Difficulty vs USPTO Very Hard

Average OA / Grant N/A

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Examiner Details

Observed Examiner Years: 1 years (2015-2015)
Tech Center: 3700 - Mechanical Engineering, Manufacturing and Products
Group: 3770 - Medical and Surgical Instruments, Treatment Devices, and Supplies

Metrics

Applications Evaluated: 4
Granted Applications: 0
Non-Granted Applications: 4
Avg OA / Grant: N/A
Last OA Observed: November 2015 (128 months ago)
Art Units Seen: 3771
Work Groups Seen: 3770 - Medical and Surgical Instruments, Treatment Devices, and Supplies

Context Comparison

Scope	Examiners	Lifetime Grant Ratio	Avg OA / Grant
This Examiner	1	0.0%	N/A
Art Unit	72	54.4%	1.94
Group	268	49.2%	2.08
Tech Center	2,662	48.9%	2.01
USPTO	16,348	53.5%	1.98

Grant Timeline

Year	Applications	Granted	Grant Rate
No observed data before 2015; examiner may not yet have been active in the available dataset.
2015	4	0	0.0%
No observed data after 2015; examiner may have gone inactive or moved out of examining work.

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

Rejection Timeline

OA #	Office Actions	§ 101 Percentage	§ 102 Percentage	§ 103 Percentage	§ 112 Percentage
1	4	0.0%	0.0%	100.0%	0.0%