Last updated: April 24, 2026

Application No. 19/243,023

Untitled Application

Unknown

Filed

3700

Examiner

ZOLLINGER, NATHAN C

Art Unit

3746

Tech Center

Schlumberger Technology Corporation

Assignee

Schlumberger Technology Corporation

OA Round

1 (Non-Final)

Interview Optional

— +41.1% interview lift. This examiner has a relatively high allow rate; a written response may suffice.

Based on 851 resolved cases, 2023–2026

Examiner Intelligence

ZOLLINGER, NATHAN C View full profile →

Grants 69% — above average

Career Allow Rate

590 granted / 851 resolved

+9.3% vs TC avg

Strong +41% interview lift

Without

With

+41.1%

Interview Lift

resolved cases with interview

Typical timeline

3y 0m

Avg Prosecution

37 currently pending

Career history

888

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

48.0%

+8.0% vs TC avg

§102

25.5%

-14.5% vs TC avg

§112

22.3%

-17.7% vs TC avg

Black line = Tech Center average estimate • Based on career data from 851 resolved cases

Prosecution Timeline

3700

Application Filed

Jan 27, 2026

Non-Final Rejection (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/255,125

Patent 12601341

DIAPHRAGM PUMP ADJUSTMENT PORTION FOR ADJUSTING RESONANT FREQUENCY OF DIAPHRAGM

2y 5m to grant Granted Apr 14, 2026

18/487,783

Patent 12601342

FLUID-ACTUATED MICROFLUIDIC MEMBRANE PUMP WITH DIFFERENTLY-SIZED INLET AND OUTLET PORTS

2y 5m to grant Granted Apr 14, 2026

19/051,273

Patent 12601334

VARIABLE DISPLACEMENT HYDRAULIC PUMP SYSTEM WITH OVER-TEMPERATURE PREVENTION

2y 5m to grant Granted Apr 14, 2026

18/140,487

Patent 12584495

Keyless Nesting Diffuser for Centrifugal Pumps

2y 5m to grant Granted Mar 24, 2026

18/292,374

Patent 12571385

HIGH-PRESSURE PLUNGER PUMP, AND USE OF A HIGH-PRESSURE PLUNGER PUMP

2y 5m to grant Granted Mar 10, 2026

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

69%

Grant Probability

99%

With Interview (+41.1%)

3y 0m

Median Time to Grant

Low

PTA Risk

Based on 851 resolved cases by this examiner. Grant probability derived from career allow rate.

Untitled Application

Interview Optional

Examiner Intelligence

Statute-Specific Performance

Prosecution Timeline

Precedent Cases

Applications granted by this same examiner with similar technology

AI Strategy Recommendation

Prosecution Projections

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