Last updated: July 17, 2026

Application No. 18/564,638

USE OF 5-METHYL-5-(4-METHYL-3-PENTEN-1-YL)-2(5H)-FURANONE AS AROMA CHEMICAL

Non-Final OA

Filed

Nov 28, 2023

Priority

Jun 01, 2021 — EU 21177161.3 +1 more

Examiner

TOOMER, CEPHIA D

Art Unit

Tech Center

Assignee

BASF SE

OA Round

1 (Non-Final)

Interview Optional

— +2.5% interview lift. Interview lift (+2.5%) is below the 15.0% threshold. A written response is recommended.

Based on 1365 resolved cases, 2023–2026

Examiner Intelligence

TOOMER, CEPHIA D View full profile →

Grants 74% — above average

Career Allowance Rate

1012 granted / 1365 resolved

+14.1% vs TC avg

Minimal +2% lift

Without

With

+2.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

38 currently pending

Career history

1402

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

75.9%

+35.9% vs TC avg

§102

3.1%

-36.9% vs TC avg

§112

14.0%

-26.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1365 resolved cases

Prosecution Timeline

Nov 28, 2023

Application Filed

Apr 23, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/802,189

Patent 12680048

ONE-STEP PRETREATMENT METHOD OF METALLIC SUBSTRATES FOR METAL COLD FORMING

3y 10m to grant Granted Jul 14, 2026

18/294,224

Patent 12680045

PRESSURE MEDIUM AND METHOD FOR USING PRESSURE MEDIUM

2y 5m to grant Granted Jul 14, 2026

18/873,031

Patent 12680049

SLIDING MEMBER

1y 7m to grant Granted Jul 14, 2026

17/390,524

Patent 12674108

HIGH-CARBON BIOGENIC REAGENTS AND USES THEREOF

4y 11m to grant Granted Jul 07, 2026

18/005,206

Patent 12674112

LUBRICATING OIL COMPOSITION

3y 5m to grant Granted Jul 07, 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

74%

Grant Probability

77%

With Interview (+2.5%)

2y 9m (~1m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1365 resolved cases by this examiner. Grant probability derived from career allowance rate.