Last updated: July 13, 2026

Application No. 18/893,310

Untitled Application

Unknown

Filed

3700

Examiner

WEILAND, HANS R.

Art Unit

3763

Tech Center

Google LLC

Assignee

Google LLC

OA Round

1 (Non-Final)

Interview Optional

— +13.4% interview lift. Interview lift (+13.4%) is below the 15.0% threshold. A written response is recommended.

Based on 524 resolved cases, 2023–2026

Examiner Intelligence

WEILAND, HANS R. View full profile →

Grants 55% of resolved cases

Career Allowance Rate

290 granted / 524 resolved

-4.7% vs TC avg

Moderate +13% lift

Without

With

+13.4%

Interview Lift

resolved cases with interview

Typical timeline

3y 0m

Avg Prosecution

23 currently pending

Career history

541

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

68.0%

+28.0% vs TC avg

§102

12.8%

-27.2% vs TC avg

§112

16.6%

-23.4% vs TC avg

Black line = Tech Center average estimate • Based on career data from 524 resolved cases

Prosecution Timeline

3700

Application Filed

Precedent Cases

Applications granted by this same examiner with similar technology

18/671,341

Patent 12674622

DOUBLE STACK V HEAT EXCHANGER

2y 1m to grant Granted Jul 07, 2026

17/873,843

Patent 12672500

SEMICONDUCTOR FABRICATION APPARATUS

3y 11m to grant Granted Jun 30, 2026

18/713,823

Patent 12669297

CUP-PLATE TYPE HEAT EXCHANGER

2y 1m to grant Granted Jun 30, 2026

16/758,850

Patent 12663224

HEAT TRANSFER ENHANCEMENT PIPE AS WELL AS CRACKING FURNACE AND ATMOSPHERIC AND VACUUM HEATING FURNACE INCLUDING THE SAME

6y 2m to grant Granted Jun 23, 2026

18/381,449

Patent 12663226

SELF-ADAPTIVE THERMAL MANAGEMENT SYSTEMS AND METHODS THEREOF

2y 8m to grant Granted Jun 23, 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

55%

Grant Probability

69%

With Interview (+13.4%)

3y 0m

Median Time to Grant

Low

PTA Risk

Based on 524 resolved cases by this examiner. Grant probability derived from career allowance rate.