Last updated: April 24, 2026

Application No. 19/338,897

Untitled Application

Unknown

Filed

2800

Examiner

CHOUDHURY, MUSTAK

Art Unit

2872

Tech Center

University of Washington

Assignee

UNIVERSITY OF WASHINGTON

OA Round

1 (Non-Final)

Interview Optional

— +22.7% interview lift. This examiner has a relatively high allow rate; a written response may suffice.

Based on 797 resolved cases, 2023–2026

Examiner Intelligence

CHOUDHURY, MUSTAK View full profile →

Grants 84% — above average

Career Allow Rate

672 granted / 797 resolved

+24.3% vs TC avg

Strong +23% interview lift

Without

With

+22.7%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

24 currently pending

Career history

821

Total Applications

across all art units

Statute-Specific Performance

§101

1.1%

-38.9% vs TC avg

§103

54.6%

+14.6% vs TC avg

§102

19.7%

-20.3% vs TC avg

§112

17.3%

-22.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 797 resolved cases

Prosecution Timeline

2800

Application Filed

Nov 26, 2025

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/495,397

Patent 12601903

OPTICAL DEVICE

2y 5m to grant Granted Apr 14, 2026

18/371,600

Patent 12596244

SURGICAL MICROSCOPE SYSTEM

2y 5m to grant Granted Apr 07, 2026

18/546,247

Patent 12585102

SLIDE HOLDER AND SLIDE-HOLDER SUPPORT STRUCTURE

2y 5m to grant Granted Mar 24, 2026

19/118,626

Patent 12572011

OPTICAL SYSTEM WITH CROSS TRACK ERROR REDUCTION

2y 5m to grant Granted Mar 10, 2026

17/833,290

Patent 12566339

Treating Ocular Refractive Error

2y 5m to grant Granted Mar 03, 2026

Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.

Prosecution Projections

1-2

Expected OA Rounds

84%

Grant Probability

99%

With Interview (+22.7%)

2y 9m

Median Time to Grant

Low

PTA Risk

Based on 797 resolved cases by this examiner. Grant probability derived from career allow rate.