Last updated: July 17, 2026

Application No. 18/284,848

PROPANE TRICARBOXYLATE-BASED PLASTICIZER COMPOSITION AND RESIN COMPOSITION INCLUDING THE SAME

Non-Final OA

Filed

Sep 28, 2023

Priority

Oct 29, 2021 — RE 10-2021-0146515 +1 more

Examiner

JOHNSTON, BRIEANN R

Art Unit

1766

Tech Center

1700 — Chemical & Materials Engineering

Assignee

LG Chem Ltd.

OA Round

1 (Non-Final)

This examiner grants 49% of cases after interview

— +32.8% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 1016 resolved cases, 2023–2026

Examiner Intelligence

JOHNSTON, BRIEANN R View full profile →

Grants 49% of resolved cases

Career Allowance Rate

497 granted / 1016 resolved

-16.1% vs TC avg

Strong +33% interview lift

Without

With

+32.8%

Interview Lift

resolved cases with interview

Typical timeline

2y 10m

Avg Prosecution

46 currently pending

Career history

1071

Total Applications

across all art units

Statute-Specific Performance

§103

88.3%

+48.3% vs TC avg

§102

9.5%

-30.5% vs TC avg

§112

1.2%

-38.8% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1016 resolved cases

Prosecution Timeline

Sep 28, 2023

Application Filed

May 08, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/615,798

Patent 12679918

COPOLYMER FOR POLYMER ELECTROLYTE, AND GEL POLYMER ELECTROLYTE AND LITHIUM SECONDARY BATTERY WHICH INCLUDE THE SAME

4y 7m to grant Granted Jul 14, 2026

17/790,741

Patent 12655288

EPOXY RESIN COMPOSITION WITH EPOXY GROUPS AND ACTIVE HYDROGENS HAVING DIFFERENT MOLAR EQUIVALENTS

3y 11m to grant Granted Jun 16, 2026

17/769,156

Patent 12649843

POLYETHYLENE COMPOSITION FOR USE WITH RECYCLED POLYETHYLENE

4y 1m to grant Granted Jun 09, 2026

18/257,574

Patent 12644004

Bio-Based Coalescing Solvents

2y 11m to grant Granted Jun 02, 2026

17/627,154

Patent 12630706

MEMBRANE COMPRISING A BLEND OF POLYARYLETHERSULFONE AND POLYARYLETHERKETONE AND METHOD FOR MANUFACTURING THEREOF

4y 4m to grant Granted May 19, 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

49%

Grant Probability

82%

With Interview (+32.8%)

2y 10m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1016 resolved cases by this examiner. Grant probability derived from career allowance rate.