Last updated: August 15, 2026

Application No. 18/629,942

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

Final Rejection

Filed

Apr 09, 2024

Priority

Apr 19, 2023 — RE 10-2023-0051631 +1 more

Examiner

TOOMER, CEPHIA D

Art Unit

1771

Tech Center

1700 — Chemical & Materials Engineering

Assignee

SK Geo Centric Co. Ltd.

OA Round

2 (Final)

Interview Optional

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

Based on 1367 resolved cases, 2023–2026

Examiner Intelligence

TOOMER, CEPHIA D View full profile →

Grants 74% — above average

Career Allowance Rate

1014 granted / 1367 resolved

+9.2% vs TC avg

Minimal +2% lift

Without

With

+2.5%

Interview Lift

resolved cases with interview

Typical timeline

2y 9m

Avg Prosecution

40 currently pending

Career history

1404

Total Applications

across all art units

Statute-Specific Performance

§101

2.4%

-37.6% vs TC avg

§103

47.5%

+7.5% vs TC avg

§102

7.1%

-32.9% vs TC avg

§112

27.5%

-12.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1367 resolved cases

Prosecution Timeline

Apr 09, 2024

Application Filed

Mar 10, 2026

Non-Final Rejection mailed

Jun 10, 2026

Response Filed

Jul 15, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/820,022

Patent 12703833

Alkylated Napthalene Blendstocks and Processes for Producing the Same

1y 11m to grant Granted Aug 11, 2026

18/417,167

Patent 12692211

PROCESS FOR PREPARING AN OLEFIN STREAM FOR OLIGOMERIZATION WITH ACETYLENE CONVERSION

2y 6m to grant Granted Jul 28, 2026

18/466,549

Patent 12692453

HIGH-QUALITY COKE PRODUCTS

2y 10m to grant Granted Jul 28, 2026

18/866,269

Patent 12692454

GREASE COMPOSITION FOR CONSTANT-VELOCITY JOINT AND CONSTANT-VELOCITY JOINT FILLED THEREWITH

1y 8m to grant Granted Jul 28, 2026

18/756,827

Patent 12686808

POLYMERIC WAX DEPOSITION INHIBITOR

2y 0m to grant Granted Jul 21, 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

74%

Grant Probability

77%

With Interview (+2.5%)

2y 9m (~4m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 1367 resolved cases by this examiner. Grant probability derived from career allowance rate.