Last updated: July 11, 2026

Application No. 18/729,145

Untitled Application

Unknown

Filed

Priority

Jan 14, 2022 — CH 000048/2022 +1 more

Examiner

WALCZAK, DAVID J

Art Unit

Tech Center

ALPLA WERKE ALWIN LEHNER GMBH & CO. KG

Assignee

Alpla Werke Alwin Lehner GmbH & Co. Kg

OA Round

1 (Non-Final)

Interview Optional

— +17.7% interview lift. Examiner has a relatively high allowance rate (74%); +17.7% interview lift. A written response may suffice.

Based on 1757 resolved cases, 2023–2026

Examiner Intelligence

WALCZAK, DAVID J View full profile →

Grants 74% — above average

Career Allowance Rate

1303 granted / 1757 resolved

+14.2% vs TC avg

Strong +18% interview lift

Without

With

+17.7%

Interview Lift

resolved cases with interview

Typical timeline

2y 4m

Avg Prosecution

29 currently pending

Career history

1772

Total Applications

across all art units

Statute-Specific Performance

§101

0.3%

-39.7% vs TC avg

§103

61.1%

+21.1% vs TC avg

§102

8.4%

-31.6% vs TC avg

§112

26.8%

-13.2% vs TC avg

Black line = Tech Center average estimate • Based on career data from 1757 resolved cases

Prosecution Timeline

May 26, 2026

Non-Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/792,191

Patent 12668438

DROP-DOWN DEVICE

1y 11m to grant Granted Jun 30, 2026

18/861,929

Patent 12662366

MAIN VALVE INSERT FOR A TAP VALVE

1y 7m to grant Granted Jun 23, 2026

18/474,224

Patent 12653297

COSMETIC CASE

2y 8m to grant Granted Jun 16, 2026

18/478,008

Patent 12654188

DISPENSING DEVICE

2y 8m to grant Granted Jun 16, 2026

18/481,517

Patent 12653349

DISPENSERS HAVING ANTI-LEAK AIR VENTS AND BUBBLE TRAPS

2y 8m to grant Granted Jun 16, 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

74%

Grant Probability

92%

With Interview (+17.7%)

2y 4m

Median Time to Grant

Low

PTA Risk

Based on 1757 resolved cases by this examiner. Grant probability derived from career allowance rate.

Untitled Application

Interview Optional

Examiner Intelligence

Statute-Specific Performance

Prosecution Timeline

Precedent Cases

Applications granted by this same examiner with similar technology

Strategy Recommendation AI-generated — please review before filing

Prosecution Projections

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