Last updated: July 17, 2026

Application No. 18/695,688

HETEROCYCLIC COMPOUNDS AND METHODS OF USE

Non-Final OA

Filed

Mar 26, 2024

Priority

Aug 10, 2021 — provisional 63/231,543 +4 more

Examiner

KENYON, JOHN S

Art Unit

1625

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

Amgen Inc.

OA Round

1 (Non-Final)

Interview Optional

— +17.5% interview lift. Examiner has a relatively high allowance rate (80%); +17.5% interview lift. A written response may suffice.

Based on 941 resolved cases, 2023–2026

Examiner Intelligence

KENYON, JOHN S View full profile →

Grants 80% — above average

Career Allowance Rate

755 granted / 941 resolved

+20.2% vs TC avg

Strong +18% interview lift

Without

With

+17.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

48 currently pending

Career history

984

Total Applications

across all art units

Statute-Specific Performance

§101

1.8%

-38.2% vs TC avg

§103

20.0%

-20.0% vs TC avg

§102

25.9%

-14.1% vs TC avg

§112

30.3%

-9.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 941 resolved cases

Prosecution Timeline

Mar 26, 2024

Application Filed

Apr 07, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/735,505

Patent 12678472

METHOD FOR SELECTIVE RECOVERY OF HYDROPHOBIC COMPOUNDS

4y 2m to grant Granted Jul 14, 2026

18/034,025

Patent 12679819

METHOD OF PREPARING ORGANOSULFUR COMPOUND

3y 2m to grant Granted Jul 14, 2026

18/115,767

Patent 12679824

NOVEL IMIDAZOLE-PYRAZOLE DERIVATIVES

3y 4m to grant Granted Jul 14, 2026

18/515,987

Patent 12677847

METHODS AND FORMULATIONS FOR REDUCING BOVINE EMISSIONS

2y 7m to grant Granted Jul 14, 2026

17/603,249

Patent 12655132

CRYSTAL FORMS OF A PYRIDAZINONE TRPC INHIBITOR

4y 8m to grant Granted Jun 16, 2026

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

Strategy Recommendation AI-generated — please review before filing

Get a prosecution strategy drawn from examiner precedents, rejection analysis, and claim mapping.

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Prosecution Projections

1-2

Expected OA Rounds

80%

Grant Probability

98%

With Interview (+17.5%)

2y 4m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 941 resolved cases by this examiner. Grant probability derived from career allowance rate.