Last updated: May 29, 2026

Application No. 18/267,350

SONICATION OF CATALYST IN THE PRODUCTION OF AN ISOOLEFIN HOMOPOLYMER

Non-Final OA

Filed

Jun 14, 2023

Priority

Dec 18, 2020 — EU 20215406.8 +1 more

Examiner

HUHN, RICHARD A

Art Unit

1764

Tech Center

1700 — Chemical & Materials Engineering

Assignee

Arlanxeo Singapore Pte. Ltd.

OA Round

1 (Non-Final)

Interview Optional

— +5.6% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 67% grant rate with +5.6% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 891 resolved cases, 2023–2026

Examiner Intelligence

HUHN, RICHARD A View full profile →

Grants 67% — above average

Career Allowance Rate

594 granted / 891 resolved

+1.7% vs TC avg

Moderate +6% lift

Without

With

+5.6%

Interview Lift

resolved cases with interview

Typical timeline

2y 11m

Avg Prosecution

33 currently pending

Career history

920

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

57.5%

+17.5% vs TC avg

§102

13.4%

-26.6% vs TC avg

§112

19.9%

-20.1% vs TC avg

Black line = Tech Center average estimate • Based on career data from 891 resolved cases

Prosecution Timeline

Jun 14, 2023

Application Filed

Feb 13, 2026

Examiner Interview (Telephonic)

Mar 20, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/042,121

Patent 12637525

CATALYST COMPRISING MIXED TRANSITION METAL COMPOUNDS, POLYOLEFIN PREPARED USING THE SAME, AND PROCESSES FOR PREPARING THE SAME

3y 3m to grant Granted May 26, 2026

17/642,973

Patent 12617939

FUNCTIONAL ETHYLENE AND 1,3-DIENE COPOLYMERS

3y 8m to grant Granted May 05, 2026

18/149,596

Patent 12618173

HIGH MODULUS GEL-SPUN PVDF FIBER THIN FILMS

3y 4m to grant Granted May 05, 2026

18/199,436

Patent 12617874

CYCLODEXTRIN-POLYOXOMETALATE IONIC LIQUID INCLUSION COMPLEX FLAME RETARDANT ADDITIVE FOR MAKING A LOW SMOKE ZERO HALOGEN COMPOUND

2y 11m to grant Granted May 05, 2026

17/774,273

Patent 12612471

CATIONIC POLYMERIZATION INITIATOR

3y 12m 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

67%

Grant Probability

72%

With Interview (+5.6%)

2y 11m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 891 resolved cases by this examiner. Grant probability derived from career allowance rate.