Last updated: July 17, 2026

Application No. 18/558,339

Functionalization of Lightly Branched Olefin Oligomers

Non-Final OA

Filed

Oct 31, 2023

Priority

May 07, 2021 — provisional 63/185,952 +1 more

Examiner

CARR, DEBORAH D

Art Unit

1691

Tech Center

1600 — Biotechnology & Organic Chemistry

Assignee

ExxonMobil Chemical Patents Inc.

OA Round

1 (Non-Final)

Interview Optional

— +2.6% interview lift. Interview lift (+2.6%) is below the 15.0% threshold. A written response is recommended.

Based on 1066 resolved cases, 2023–2026

Examiner Intelligence

CARR, DEBORAH D View full profile →

Grants 82% — above average

Career Allowance Rate

871 granted / 1066 resolved

+21.7% vs TC avg

Minimal +3% lift

Without

With

+2.6%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

44 currently pending

Career history

1102

Total Applications

across all art units

Statute-Specific Performance

§101

2.2%

-37.8% vs TC avg

§103

41.2%

+1.2% vs TC avg

§102

14.8%

-25.2% vs TC avg

§112

28.7%

-11.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1066 resolved cases

Prosecution Timeline

Oct 31, 2023

Application Filed

May 08, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

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HYDROXYALKANOIC ACID CRYSTAL PRODUCTION METHOD AND HYDROXYALKANOIC ACID CRYSTAL POLYMORPH

3y 1m to grant Granted Jul 14, 2026

17/758,759

Patent 12667550

TREATMENT OF LATE-ONSET NEURODEGENERATIVE DISEASES IN HETEROZYGOUS NPC1 GENE MUTATION CARRIERS

3y 11m to grant Granted Jun 30, 2026

18/249,906

Patent 12668560

A METHOD FOR THE PREPARATION OF 1,2-PROPANEDIOL AND DIPROPYLENE GLYCOL

3y 2m to grant Granted Jun 30, 2026

18/258,574

Patent 12668565

PROCESS FOR HYDROGENATION OF PHTHALATE COMPOUND

3y 0m to grant Granted Jun 30, 2026

18/026,610

Patent 12662446

A PROCESS FOR THE SYNTHESIS OF ANTHRANILIC ACID/AMIDE COMPOUNDS AND INTERMEDIATES THEREOF

3y 3m to grant Granted Jun 23, 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

82%

Grant Probability

84%

With Interview (+2.6%)

2y 4m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1066 resolved cases by this examiner. Grant probability derived from career allowance rate.