Last updated: May 29, 2026

Application No. 18/290,144

ZERO VOLTAGE SWITCHING IN A BUCK CONVERTER

Non-Final OA

Filed

Nov 09, 2023

Priority

Jun 18, 2021 — provisional 63/212,470 +1 more

Examiner

ROSARIO BENITEZ, GUSTAVO A

Art Unit

2838

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Power Integrations Inc.

OA Round

1 (Non-Final)

Interview Optional

— +25.2% interview lift. Examiner has a relatively high allowance rate (82%); +25.2% interview lift. A written response may suffice.

Based on 744 resolved cases, 2023–2026

Examiner Intelligence

ROSARIO BENITEZ, GUSTAVO A View full profile →

Grants 82% — above average

Career Allowance Rate

606 granted / 744 resolved

+13.5% vs TC avg

Strong +25% interview lift

Without

With

+25.2%

Interview Lift

resolved cases with interview

Typical timeline

2y 7m

Avg Prosecution

27 currently pending

Career history

774

Total Applications

across all art units

Statute-Specific Performance

§101

0.1%

-39.9% vs TC avg

§103

83.8%

+43.8% vs TC avg

§102

4.3%

-35.7% vs TC avg

§112

11.0%

-29.0% vs TC avg

Black line = Tech Center average estimate • Based on career data from 744 resolved cases

Prosecution Timeline

Nov 09, 2023

Application Filed

Sep 08, 2025

Non-Final Rejection mailed

May 08, 2026

Response after Non-Final Action

Precedent Cases

Applications granted by this same examiner with similar technology

18/495,720

Patent 12633820

SWITCHING POWER SUPPLY AND CONTROL METHOD THEREOF

2y 6m to grant Granted May 19, 2026

18/451,256

Patent 12614967

CONTROL DEVICE FOR A SWITCHING VOLTAGE REGULATOR HAVING REDUCED AUDIO NOISE AND CONTROL METHOD

2y 8m to grant Granted Apr 28, 2026

17/965,356

Patent 12609618

CONTROL CIRCUIT FOR A BUCK-BOOST POWER CONVERTER

3y 6m to grant Granted Apr 21, 2026

18/216,016

Patent 12609600

METHOD AND APPARATUS FOR ESTIMATING VOLTAGE REGULATOR CURRENT

2y 9m to grant Granted Apr 21, 2026

18/531,533

Patent 12609602

SINGLE-INDUCTOR BIPOLAR-OUTPUT CONVERTER

2y 4m to grant Granted Apr 21, 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

82%

Grant Probability

99%

With Interview (+25.2%)

2y 7m (~0m remaining)

Median Time to Grant

Low

PTA Risk

Based on 744 resolved cases by this examiner. Grant probability derived from career allowance rate.