Last updated: July 17, 2026

Application No. 18/349,577

PARALLEL INVERTER SYSTEMS AND METHODS

Final Rejection

Filed

Jul 10, 2023

Priority

Jul 11, 2022 — provisional 63/388,244

Examiner

QUDDUS, NUSRAT

Art Unit

2838

Tech Center

2800 — Semiconductors & Electrical Systems

Assignee

Nextpower LLC

OA Round

2 (Final)

Interview Optional

— +6.1% interview lift. Interview lift (+6.1%) is below the 15.0% threshold. A written response is recommended.

Based on 818 resolved cases, 2023–2026

Examiner Intelligence

QUDDUS, NUSRAT View full profile →

Grants 89% — above average

Career Allowance Rate

727 granted / 818 resolved

+20.9% vs TC avg

Moderate +6% lift

Without

With

+6.1%

Interview Lift

resolved cases with interview

Typical timeline

2y 6m

Avg Prosecution

15 currently pending

Career history

833

Total Applications

across all art units

Statute-Specific Performance

§101

0.4%

-39.6% vs TC avg

§103

48.8%

+8.8% vs TC avg

§102

17.7%

-22.3% vs TC avg

§112

22.5%

-17.5% vs TC avg

Black line = Tech Center average estimate • Based on career data from 818 resolved cases

Prosecution Timeline

Jul 10, 2023

Application Filed

Dec 01, 2025

Non-Final Rejection mailed

Mar 02, 2026

Response Filed

Jun 03, 2026

Final Rejection mailed (current)

Precedent Cases

Applications granted by this same examiner with similar technology

18/633,165

Patent 12681521

TECHNIQUES FOR VOLTAGE REFERENCE CIRCUITS WITH ADAPTIVE POWER CYCLING

2y 3m to grant Granted Jul 14, 2026

18/311,060

Patent 12671340

DC-TO-DC CONVERTERS AND METHODS FOR DETERMINING OUTPUTS OF THE SAME

3y 2m to grant Granted Jun 30, 2026

18/325,603

Patent 12669836

BANDGAP REFERENCE CIRCUIT FOR PRODUCING FIXED REFERENCE SIGNALS

3y 1m to grant Granted Jun 30, 2026

18/334,391

Patent 12663823

FEEDBACK CONTROL SYSTEM AND FEEDBACK CONTROL METHOD

3y 0m to grant Granted Jun 23, 2026

18/401,151

Patent 12665488

CHARGER INTEGRATED CIRCUIT INCLUDING SWITCHING CONVERTER AND ELECTRONIC DEVICE INCLUDING THE CHARGER INTEGRATED CIRCUIT

2y 5m 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

3-4

Expected OA Rounds

89%

Grant Probability

95%

With Interview (+6.1%)

2y 6m (~0m remaining)

Median Time to Grant

Moderate

PTA Risk

Based on 818 resolved cases by this examiner. Grant probability derived from career allowance rate.