Last updated: April 24, 2026

Application No. 19/247,822

Untitled Application

Unknown

Filed

1600

Examiner

COLEMAN, BRENDA LIBBY

Art Unit

1624

Tech Center

Chugai Seiyaku Kabushiki Kaisha

Assignee

Chugai Seiyaku Kabushiki Kaisha

OA Round

1 (Non-Final)

Interview Optional

— +15.4% interview lift. This examiner has a relatively high allow rate; a written response may suffice.

Based on 1607 resolved cases, 2023–2026

Examiner Intelligence

COLEMAN, BRENDA LIBBY View full profile →

Grants 75% — above average

Career Allow Rate

1203 granted / 1607 resolved

+14.9% vs TC avg

Strong +15% interview lift

Without

With

+15.4%

Interview Lift

resolved cases with interview

Typical timeline

2y 7m

Avg Prosecution

44 currently pending

Career history

1651

Total Applications

across all art units

Statute-Specific Performance

§101

1.5%

-38.5% vs TC avg

§103

5.8%

-34.2% vs TC avg

§102

16.9%

-23.1% vs TC avg

§112

52.3%

+12.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1607 resolved cases

Prosecution Timeline

1600

Application Filed

Mar 23, 2026

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/995,886

Patent 12595228

PROCESS FOR SYNTHESIZING TRIARYLMETHANE SULFONE COMPOUNDS

2y 5m to grant Granted Apr 07, 2026

18/000,684

Patent 12595259

AMINOPYRIDINE COMPOUND

2y 5m to grant Granted Apr 07, 2026

17/907,458

Patent 12590081

FUSED IMIDAZOLE DERIVATIVES, PREPARATION METHOD AND MEDICINAL USE THEREOF

2y 5m to grant Granted Mar 31, 2026

17/425,133

Patent 12575569

METHODS OF CONTROLLING OR PREVENTING INFESTATION OF RICE PLANTS BY THE PHYTOPATHOGENIC MICROORGANISM GIBBERELLA FUJIKUROI

2y 5m to grant Granted Mar 17, 2026

17/595,670

Patent 12577262

FUNCTIONALIZED GOLD CARBENE NAPTHAQUINONE COMPLEXES FOR USE IN THE TREATMENT OF CANCER

2y 5m to grant Granted Mar 17, 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

75%

Grant Probability

90%

With Interview (+15.4%)

2y 7m

Median Time to Grant

Low

PTA Risk

Based on 1607 resolved cases by this examiner. Grant probability derived from career allow rate.