Last updated: August 15, 2026

Application No. 18/029,520

EMPLOYING LOW REACTIVITY HYDROCARBON DISPERSING AGENT IN AQUEOUS POLYMERIZATION OF FLUOROPOLYMERS

Final Rejection

Filed

Mar 30, 2023

Priority

Oct 01, 2020 — provisional 63/086,331 +1 more

Examiner

HUHN, RICHARD A

Art Unit

1764

Tech Center

1700 — Chemical & Materials Engineering

Assignee

The Chemours Company FC LLC

OA Round

2 (Final)

Interview Optional

— +5.5% interview lift. Interview lift (+5.5%) is below the 15.0% threshold. A written response is recommended.

Based on 902 resolved cases, 2023–2026

Examiner Intelligence

HUHN, RICHARD A View full profile →

Grants 67% — above average

Career Allowance Rate

604 granted / 902 resolved

+2.0% vs TC avg

Moderate +6% lift

Without

With

+5.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 11m

Avg Prosecution

28 currently pending

Career history

928

Total Applications

across all art units

Statute-Specific Performance

§101

1.1%

-38.9% vs TC avg

§103

41.4%

+1.4% vs TC avg

§102

18.7%

-21.3% vs TC avg

§112

26.1%

-13.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 902 resolved cases

Prosecution Timeline

Mar 30, 2023

Application Filed

Nov 18, 2024

Response after Non-Final Action

Jan 13, 2026

Non-Final Rejection mailed

Jul 09, 2026

Response Filed

Jul 22, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

17/615,858

Patent 12703765

AQUEOUS ORGANIC PEROXIDE EMULSION

4y 0m to grant Granted Aug 11, 2026

18/305,423

Patent 12698385

ACTIVE ENERGY RAY-CURABLE COMPOSITION, AQUEOUS EMULSION COMPOSITION, LAMINATE, AND COATING AGENT COMPOSITION

3y 3m to grant Granted Aug 04, 2026

17/847,088

Patent 12692332

OLEOPHOBIC FLUOROPOLYMERS AND FILTER MATERIALS PREPARED THEREFROM

4y 1m to grant Granted Jul 28, 2026

17/912,947

Patent 12692346

Polymerizable Compositions and Compounds Comprising Perfluorinated Group, Hydrolysable Silane Group, and (Meth)Acryl Group

3y 10m to grant Granted Jul 28, 2026

17/918,750

Patent 12678763

POLYMERISATION STATION FOR GRAFTING A BIOACTIVE COATING

3y 8m to grant Granted Jul 14, 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

3-4

Expected OA Rounds

67%

Grant Probability

72%

With Interview (+5.5%)

2y 11m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 902 resolved cases by this examiner. Grant probability derived from career allowance rate.