Prosecution Insights
Last updated: October 02, 2026

Chengdu Monolithic Power Systems Co., Ltd.

Technology area: Semiconductors, Circuits & Optics

14 pending office actions • 3 art units • 12 examiners • 0 of 14 (0%) have an AI response strategy ready • 32 patents granted in the last 365 days

Portfolio Summary

14
Total Pending OAs
9
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

9
Hard (64%)
5
Medium (36%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (21%)
§102 only2 (14%)
Multi-statute (no §101)9 (64%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
8
Semiconductors
57% of docket
0
Mechanical / Eng
0% of docket
6
Business / Other
43% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

140 h
Manual time on pending OAs
28 h
Time saved (low, 20%)
49 h
Time saved (mid, 35%)
1.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
QUDDUS, NUSRAT 2 89.1% +6.0%
AHMAD, SHAHZEB K 2 79.7% +4.2%
RETEBO, METASEBIA T 1 89.5% +5.3%
LEE, JYE-JUNE 1 84.9% +3.5%
FINCH III, FRED E 1 80.2% +17.2%
CHAI, RAYMOND REI-YANG 1 74.7% +16.2%
ROSARIO BENITEZ, GUSTAVO A 1 81.4% +24.9%
COMBER, KEVIN J 1 82.6% +11.8%
TIKU, SISAY G 1 91.4% +9.2%
NOVAK, PETER MICHAEL 1 88.4% +8.6%

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
19041022 ACTIVE CLAMP FLYBACK CONVERTER WITH SAFE OPERATION LEE, JYE-JUNE —
18883846 ACTIVE CLAMP FLYBACK CONVERTER WITH SHUTDOWN PROTECTION QUDDUS, NUSRAT —
18743856 TOTEM POLE POWER FACTOR CORRECTION CIRCUIT WITH REVERSE CURRENT LIMIT AND CONTROL METHOD THEREOF QUDDUS, NUSRAT —
18737174 CONTROLLER HAVING ADAPTIVE ON-TIME PERIOD REGULATION FOR MULTIPHASE SWITCHING CONVERTER NOVAK, PETER MICHAEL —

Hard Cases (9)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18733531 SWITCHING CONVERTER WITH REDUCED POWER LOSS AND CONTROL METHOD THEREOF JACKSON, LAKAISHA 2d overdue
19065826 ISOLATED DRIVER AND AN ISOLATED DRIVING METHOD FOR DRIVING A POWER SWITCHING DEVICE RETEBO, METASEBIA T —
19036794 BUCK-BOOST REGULATOR WITH PASS THROUGH MODE AND THE METHOD THEREOF FINCH III, FRED E —
19002433 OPERATING FREQUENCY CONTROL FOR LIGHT EMITTING ELEMENT DRIVING CIRCUIT CHAI, RAYMOND REI-YANG —
19000651 SWITCHING CONVERTER WITH LOW NO LOAD POWER CONSUMPTION ROSARIO BENITEZ, GUSTAVO A —
18962037 ISOLATED SWITCHING CIRCUIT WITH SHORT-CIRCUIT PROTECTION AND METHOD THEREOF COMBER, KEVIN J —
18961991 RESONANT POWER CONVERTER CIRCUIT WITH ADAPTIVE ON-TIME CONTROL AND METHOD THEREOF TIKU, SISAY G —
18758888 Switching Mode Power Supply with Improved Control Accuracy AHMAD, SHAHZEB K —

Interview Candidates (4)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
19036794 BUCK-BOOST REGULATOR WITH PASS THROUGH MODE AND THE METHOD THEREOF FINCH III, FRED E —
19002433 OPERATING FREQUENCY CONTROL FOR LIGHT EMITTING ELEMENT DRIVING CIRCUIT CHAI, RAYMOND REI-YANG —
19000651 SWITCHING CONVERTER WITH LOW NO LOAD POWER CONSUMPTION ROSARIO BENITEZ, GUSTAVO A —
18962037 ISOLATED SWITCHING CIRCUIT WITH SHORT-CIRCUIT PROTECTION AND METHOD THEREOF COMBER, KEVIN J —

Top Art Units

Art UnitApps
2838 6
2844 1
2849 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19065826 ISOLATED DRIVER AND AN ISOLATED DRIVING METHOD FOR DRIVING A POWER SWITCHING DEVICE RETEBO, METASEBIA T — §102§103 Non-Final OA — Pending Feb 27, 2025
19041022 ACTIVE CLAMP FLYBACK CONVERTER WITH SAFE OPERATION LEE, JYE-JUNE — §103 Non-Final OA — Pending Jan 30, 2025
19036794 BUCK-BOOST REGULATOR WITH PASS THROUGH MODE AND THE METHOD THEREOF FINCH III, FRED E — §102§103 Non-Final OA — Pending Jan 24, 2025
19002433 OPERATING FREQUENCY CONTROL FOR LIGHT EMITTING ELEMENT DRIVING CIRCUIT CHAI, RAYMOND REI-YANG 2844 §102§103 Non-Final OA — Pending Dec 26, 2024
19000651 SWITCHING CONVERTER WITH LOW NO LOAD POWER CONSUMPTION ROSARIO BENITEZ, GUSTAVO A — §102§103§112 Non-Final OA — Pending Dec 23, 2024
18962037 ISOLATED SWITCHING CIRCUIT WITH SHORT-CIRCUIT PROTECTION AND METHOD THEREOF COMBER, KEVIN J — §102§103 Non-Final OA — Pending Nov 27, 2024
18961991 RESONANT POWER CONVERTER CIRCUIT WITH ADAPTIVE ON-TIME CONTROL AND METHOD THEREOF TIKU, SISAY G — §102§103 Non-Final OA — Pending Nov 27, 2024
18883846 ACTIVE CLAMP FLYBACK CONVERTER WITH SHUTDOWN PROTECTION QUDDUS, NUSRAT 2838 §102 Final Rejection — Pending Sep 12, 2024
18758888 Switching Mode Power Supply with Improved Control Accuracy AHMAD, SHAHZEB K 2838 §103§112 Final Rejection — Pending Jun 28, 2024
18754999 POWER SUPPLY CIRCUIT AND ASSOCIATED CONTROL CIRCUIT AND CONTROL METHOD AHMAD, SHAHZEB K 2838 §102 Non-Final OA — Pending Jun 26, 2024
18743856 TOTEM POLE POWER FACTOR CORRECTION CIRCUIT WITH REVERSE CURRENT LIMIT AND CONTROL METHOD THEREOF QUDDUS, NUSRAT 2838 §103 Final Rejection — Pending Jun 14, 2024
18737174 CONTROLLER HAVING ADAPTIVE ON-TIME PERIOD REGULATION FOR MULTIPHASE SWITCHING CONVERTER NOVAK, PETER MICHAEL 2838 §103 Final Rejection — Pending Jun 07, 2024
18733531 SWITCHING CONVERTER WITH REDUCED POWER LOSS AND CONTROL METHOD THEREOF JACKSON, LAKAISHA 2838 §102§103 Final Rejection 2d overdue Pending Jun 04, 2024
18662063 VOLTAGE CONVERTER, AND DRIVER AND DRIVING METHOD OF POWER SWITCHING DEVICE ALMO, KHAREEM E 2849 §102§103 Non-Final OA — Pending May 13, 2024

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