Last updated: October 27, 2026

Application No. 18/670,684

Chimeric Antigen Receptors with BCMA Specificity and Uses Thereof

Non-Final OA

Filed

May 21, 2024

Priority

Jul 19, 2018 — provisional 62/700,615 +1 more

Examiner

BURKHART, MICHAEL D

Art Unit

1638

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

Regeneron Pharmaceuticals Inc.

OA Round

1 (Non-Final)

Interview Optional

— +11.8% interview lift. Interview lift (+11.8%) is below the 15.0% threshold. A written response is recommended.

Based on 846 resolved cases, 2023–2026

Examiner Intelligence

BURKHART, MICHAEL D View full profile →

Grants 62% of resolved cases

Career Allowance Rate

528 granted / 846 resolved

+2.4% vs TC avg

Moderate +12% lift

Without

With

+11.8%

Interview Lift

resolved cases with interview

Typical timeline

3y 4m

Avg Prosecution

36 currently pending

Career history

888

Total Applications

across all art units

Statute-Specific Performance

§101

5.1%

-34.9% vs TC avg

§103

28.5%

-11.5% vs TC avg

§102

19.2%

-20.8% vs TC avg

§112

26.3%

-13.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 846 resolved cases

Prosecution Timeline

May 21, 2024

Application Filed

Sep 10, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/920,152

Patent 12754124

Hematological Parameter for Viral Infection

3y 11m to grant Granted Oct 06, 2026

18/147,365

Patent 12747451

RNA ENCODING AN ANTIBODY

3y 9m to grant Granted Sep 29, 2026

17/921,291

Patent 12735727

STABILIZATION OF POLYETHYLENEIMINE-DEOXYRIBONUCLEIC ACID COMPLEX SIZE AND ACTIVITY

3y 10m to grant Granted Sep 15, 2026

18/597,328

Patent 12715918

METHODS AND COMPOSITIONS FOR MODULATING CAR-T ACTIVITY

2y 5m to grant Granted Aug 25, 2026

18/194,349

Patent 12708672

Vaccine and Uses thereof in Cell Therapy

3y 4m to grant Granted Aug 18, 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

62%

Grant Probability

74%

With Interview (+11.8%)

3y 4m (~10m remaining)

Median Time to Grant

Low

PTA Risk

Based on 846 resolved cases by this examiner. Grant probability derived from career allowance rate.