Last updated: July 17, 2026

Application No. 18/566,958

METHOD FOR PREPARING MERCAPTANS BY SULFHYDROLYSIS OF DIALKYL SULFIDES WITH CATALYST PRETREATMENT

Non-Final OA

Filed

Dec 04, 2023

Priority

Jun 21, 2021 — FR FR2106567 +1 more

Examiner

BAKSHI, PANCHAM

Art Unit

Tech Center

Assignee

Arkema France

OA Round

1 (Non-Final)

Interview Optional

— +30.3% interview lift. Examiner has a relatively high allowance rate (77%); +30.3% interview lift. A written response may suffice.

Based on 1155 resolved cases, 2023–2026

Examiner Intelligence

BAKSHI, PANCHAM View full profile →

Grants 77% — above average

Career Allowance Rate

889 granted / 1155 resolved

+17.0% vs TC avg

Strong +30% interview lift

Without

With

+30.3%

Interview Lift

resolved cases with interview

Typical timeline

2y 3m

Avg Prosecution

64 currently pending

Career history

1226

Total Applications

across all art units

Statute-Specific Performance

§101

0.9%

-39.1% vs TC avg

§103

42.2%

+2.2% vs TC avg

§102

12.7%

-27.3% vs TC avg

§112

14.3%

-25.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1155 resolved cases

Prosecution Timeline

Dec 04, 2023

Application Filed

May 20, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/756,234

Patent 12673127

LIQUID EMBOLIC MATERIAL COMPOSITION

4y 1m to grant Granted Jul 07, 2026

17/796,535

Patent 12673965

RAW MATERIAL FOR CHEMICAL DEPOSITION CONTAINING ORGANORUTHENIUM COMPOUND, AND CHEMICAL DEPOSITION METHOD USING THE RAW MATERIAL FOR CHEMICAL DEPOSITION

3y 11m to grant Granted Jul 07, 2026

18/009,203

Patent 12667581

THERAPEUTICS FOR TREATMENT OF COVID-19 SYMPTOMS

3y 6m to grant Granted Jun 30, 2026

18/135,118

Patent 12661642

MOFS/COFS HETEROJUNCTION COMPOSITE PHOTOCATALYST AND PREPARATION METHOD AND APPLICATION THEREOF

3y 2m to grant Granted Jun 23, 2026

18/009,287

Patent 12653892

COMPOSITION AND METHOD FOR NEW THERAPEUTIC AGENTS INCLUDING GUANIDINIUM-PRESENTING DENDRIMERS AND BRANCHED STRUCTURES

3y 6m 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.

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

Prosecution Projections

1-2

Expected OA Rounds

77%

Grant Probability

99%

With Interview (+30.3%)

2y 3m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1155 resolved cases by this examiner. Grant probability derived from career allowance rate.