Last updated: April 24, 2026

Application No. 19/286,135

Untitled Application

Unknown

Filed

3600

Examiner

LAMBE, PATRICK F

Art Unit

3676

Tech Center

DALIAN UNIVERSITY OF TECHNOLOGY

Assignee

Dalian University Of Technology

OA Round

1 (Non-Final)

This examiner grants 62% of cases after interview

— +29.4% interview lift. A telephonic interview to clarify the technical implementation could significantly improve the outcome.

Based on 585 resolved cases, 2023–2026

Examiner Intelligence

LAMBE, PATRICK F View full profile →

Grants 62% of resolved cases

Career Allow Rate

364 granted / 585 resolved

+2.2% vs TC avg

Strong +29% interview lift

Without

With

+29.4%

Interview Lift

resolved cases with interview

Typical timeline

3y 0m

Avg Prosecution

44 currently pending

Career history

629

Total Applications

across all art units

Statute-Specific Performance

§101

0.9%

-39.1% vs TC avg

§103

50.7%

+10.7% vs TC avg

§102

32.4%

-7.6% vs TC avg

§112

14.1%

-25.9% vs TC avg

Black line = Tech Center average estimate • Based on career data from 585 resolved cases

Prosecution Timeline

3600

Application Filed

Jan 21, 2026

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/891,611

Patent 12595711

CUTTING TOOL AND CONTROLS FOR DOWNHOLE MECHANICAL SERVICES

2y 5m to grant Granted Apr 07, 2026

18/435,083

Patent 12540521

Electrical Drilling and Production Systems and Methods

2y 5m to grant Granted Feb 03, 2026

17/374,230

Patent 12503928

SELF CLEANING FRACKING PLUG AND METHOD

2y 5m to grant Granted Dec 23, 2025

18/136,453

Patent 12497878

ELECTRICALLY POWERED PUMPING UNIT WITH REMOVABLE PUMP MODULES

2y 5m to grant Granted Dec 16, 2025

18/457,226

Patent 12460506

VALVES FOR WELL SYSTEMS AND METHODS OF OPERATING SAME

2y 5m to grant Granted Nov 04, 2025

Study what changed to get past this examiner. Based on 5 most recent grants.

AI Strategy Recommendation

Get an AI-powered prosecution strategy using examiner precedents, rejection analysis, and claim mapping.

Prosecution Projections

1-2

Expected OA Rounds

62%

Grant Probability

92%

With Interview (+29.4%)

3y 0m

Median Time to Grant

Low

PTA Risk

Based on 585 resolved cases by this examiner. Grant probability derived from career allow rate.