Last updated: July 17, 2026

Application No. 18/568,589

PRE-EPICARDIAL CELLS AND USES THEREOF

Non-Final OA

Filed

Dec 08, 2023

Priority

Jun 09, 2021 — provisional 63/208,933 +1 more

Examiner

BARRON, SEAN C

Art Unit

1653

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

THE GENERAL HOSPITAL Corporation

OA Round

1 (Non-Final)

This examiner grants 53% of cases after interview

— +30.6% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 612 resolved cases, 2023–2026

Examiner Intelligence

BARRON, SEAN C View full profile →

Grants 53% of resolved cases

Career Allowance Rate

326 granted / 612 resolved

-6.7% vs TC avg

Strong +31% interview lift

Without

With

+30.6%

Interview Lift

resolved cases with interview

Typical timeline

3y 7m

Avg Prosecution

99 currently pending

Career history

694

Total Applications

across all art units

Statute-Specific Performance

§101

1.5%

-38.5% vs TC avg

§103

68.4%

+28.4% vs TC avg

§102

10.3%

-29.7% vs TC avg

§112

5.5%

-34.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 612 resolved cases

Prosecution Timeline

Dec 08, 2023

Application Filed

Mar 04, 2026

Non-Final Rejection mailed

Jul 10, 2026

Interview Requested

Precedent Cases

Applications granted by this same examiner with similar technology

18/065,451

Patent 12680089

ADMINISTRATION OF KYNURENINE DEPLETING ENZYMES FOR TUMOR THERAPY

3y 7m to grant Granted Jul 14, 2026

16/965,186

Patent 12644086

ROLLED SCAFFOLD FOR LARGE SCALE CELL CULTURE IN MONOLAYER

5y 10m to grant Granted Jun 02, 2026

17/838,127

Patent 12629356

EXPANSION OF TUMOR INFILTRATING LYMPHOCYTES WITH POTASSIUM CHANNEL AGONISTS AND THERAPEUTIC USES THEREOF

3y 11m to grant Granted May 19, 2026

18/069,299

Patent 12618044

SPECIFICATION OF FUNCTIONAL CRANIAL PLACODE DERIVATIVES FROM HUMAN PLURIPOTENT STEM CELLS

3y 4m to grant Granted May 05, 2026

17/639,618

Patent 12611440

FUSION PROTEINS AND USES THEREOF

4y 1m to grant Granted Apr 28, 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.

Typically takes 5-10 seconds — AI-generated, attorney review required before filing

Prosecution Projections

1-2

Expected OA Rounds

53%

Grant Probability

84%

With Interview (+30.6%)

3y 7m (~1y 0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 612 resolved cases by this examiner. Grant probability derived from career allowance rate.