Last updated: July 17, 2026

Application No. 18/664,675

PREDICTION OF THE WAX APPEARANCE TEMPERATURE BY CORRELATION WITH CRUDE OIL BIOMARKERS

Non-Final OA

Filed

May 15, 2024

Examiner

MCAVOY, ELLEN M

Art Unit

2855

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Saudi Arabian Oil Company

OA Round

1 (Non-Final)

Interview Optional

— +8.6% interview lift. Interview already conducted in this application's prosecution history. This examiner has a 73% grant rate with +8.6% interview lift. Since an interview has already been tried, recommend written response with narrowed claims based on precedent claim evolution patterns.

Based on 1219 resolved cases, 2023–2026

Examiner Intelligence

MCAVOY, ELLEN M View full profile →

Grants 73% — above average

Career Allowance Rate

887 granted / 1219 resolved

+4.8% vs TC avg

Moderate +9% lift

Without

With

+8.6%

Interview Lift

resolved cases with interview

Typical timeline

2y 7m

Avg Prosecution

23 currently pending

Career history

1236

Total Applications

across all art units

Statute-Specific Performance

§101

0.2%

-39.8% vs TC avg

§103

86.0%

+46.0% vs TC avg

§102

2.0%

-38.0% vs TC avg

§112

1.7%

-38.3% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1219 resolved cases

Prosecution Timeline

May 15, 2024

Application Filed

Apr 29, 2026

Non-Final Rejection mailed

Jun 08, 2026

Interview Requested

Jun 15, 2026

Examiner Interview Summary

Jun 15, 2026

Applicant Interview (Telephonic)

Precedent Cases

Applications granted by this same examiner with similar technology

18/658,374

Patent 12680029

GENERATING HYDROGEN FROM REFINERY WASTE AND CONSUMER WASTE PLASTIC FOR SUPPLY TO HYDROPROCESSING

2y 2m to grant Granted Jul 14, 2026

18/909,317

Patent 12680050

ENVIRONMENTALLY ACCEPTABLE LUBRICANT COMPOSITIONS

1y 9m to grant Granted Jul 14, 2026

18/832,709

Patent 12673872

PRODUCTION METHOD FOR CHEMICAL PRODUCTS AND CARBIDES

1y 11m to grant Granted Jul 07, 2026

18/725,972

Patent 12668754

ARYL-PAG MONOESTERS AS LUBRICATING OIL BASE STOCKS

1y 12m to grant Granted Jun 30, 2026

18/969,644

Patent 12668757

LUBRICATING OIL VISCOSITY INDEX IMPROVER AND LUBRICATING OIL COMPOSITION CONTAINING THE SAME

1y 6m to grant Granted Jun 30, 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

73%

Grant Probability

81%

With Interview (+8.6%)

2y 7m (~5m remaining)

Median Time to Grant

Low

PTA Risk

Based on 1219 resolved cases by this examiner. Grant probability derived from career allowance rate.