Last updated: October 04, 2026

Application No. 18/746,428

FORMULATIONS OF T-TYPE CALCIUM CHANNEL MODULATORS AND METHODS OF USE THEREOF

Non-Final OA

Filed

Jun 18, 2024

Priority

Jul 11, 2019 — provisional 62/873,022 +5 more

Examiner

CHANDRAKUMAR, NIZAL S

Art Unit

1625

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

Praxis Precision Medicines Inc.

OA Round

1 (Non-Final)

Interview Optional

— +18.3% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 73% grant rate with +18.3% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 1785 resolved cases, 2023–2026

Examiner Intelligence

CHANDRAKUMAR, NIZAL S View full profile →

Grants 73% — above average

Career Allowance Rate

1298 granted / 1785 resolved

+12.7% vs TC avg

Strong +18% interview lift

Without

With

+18.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

83 currently pending

Career history

1869

Total Applications

across all art units

Statute-Specific Performance

§101

2.1%

-37.9% vs TC avg

§103

29.2%

-10.8% vs TC avg

§102

10.9%

-29.1% vs TC avg

§112

36.9%

-3.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1785 resolved cases

Prosecution Timeline

Jun 18, 2024

Application Filed

Jul 15, 2026

Examiner Interview Summary

Jul 15, 2026

Examiner Interview (Telephonic)

Jul 23, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/273,299

Patent 12745772

BIOCIDAL MIXTURES

3y 2m to grant Granted Sep 29, 2026

18/324,616

Patent 12747249

EIF4A-INHIBITING COMPOUNDS AND METHODS RELATED THERETO

3y 4m to grant Granted Sep 29, 2026

17/428,951

Patent 12734241

BISPHOSPHONATE-LINKED COMPOUNDS

5y 1m to grant Granted Sep 15, 2026

18/250,419

Patent 12735431

7-PHENYL SUBSTITUTED 2-AMINOQUINAZOLINE INHIBITORS OF HPK1

3y 4m to grant Granted Sep 15, 2026

17/626,078

Patent 12729197

A PROCESS FOR THE PREPARATION OF VENETOCLAX AND ITS POLYMORPHS THEREOF

4y 8m to grant Granted Sep 08, 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

73%

Grant Probability

91%

With Interview (+18.3%)

2y 3m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1785 resolved cases by this examiner. Grant probability derived from career allowance rate.