Prosecution Insights
Last updated: October 26, 2026

Carlos O Rivera-Perez, USPTO Patent Examiner

Listed by the USPTO as RIVERA-PEREZ, CARLOS O

Tech Center 2800 • Art Units: 2838 2839

This examiner grants 72% of resolved cases

Analysis

RIVERA-PEREZ, CARLOS O is assigned to tech center 2800 and art unit 2838. The profile covers 525 resolved cases and reports an allowance rate of 72.2%. Median time to allowance is 991 days, which should be considered when setting client expectations and planning related filings.

The interview lift is 18.8%, showing a meaningful positive interview effect in the recorded data. The listed companies are Texas Instruments Incorporated, GM Global Technology Operations LLC, and Nexperia B.V. The listed firms are Ruggiero McAllister & McMahon LLC, SUGHRUE MION, PLLC, and BIRCH STEWART KOLASCH & BIRCH, LLP. A focused interview can complement written amendments when the response needs to distinguish the claims from cited technology.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

72.2%
Allow Rate
+4.2% vs TC avg
559
Total Applications
+18.8%
Interview Lift
991
Avg Prosecution Days
Based on 525 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
21.4%
§102 Novelty
64.3%
§103 Obviousness
7.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18677097 VOLTAGE CONVERTER Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18677149 CONVERTER FAULT PROTECTION Final Rejection ROLLS-ROYCE plc
18610784 DYNAMICALLY CONFIGURABLE POWER CONVERSION TOPOLOGY Final Rejection QUALCOMM Incorporated
18421368 POWER CONVERSION DEVICE Non-Final OA Mitsubishi Electric Corporation
18816768 ADAPTIVE CONTROL FOR MULTI-LEVEL CONVERTERS Final Rejection TEXAS INSTRUMENTS INCORPORATED
18495934 CONTROLLER WITH AVERAGE CURRENT BALANCING CIRCUIT Final Rejection TEXAS INSTRUMENTS INCORPORATED
17894003 MULTI-LEVEL GATE DRIVER Final Rejection Texas Instruments Incorporated
18817196 LOW-DROPOUT REGULATOR AND OPERATION METHOD THEREOF Final Rejection Realtek Semiconductor Corp.
19051397 POWER CONVERSION APPARATUS AND HOME APPLIANCE INCLUDING THE SAME Non-Final OA SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
18609643 REGULATOR NOISE COMPENSATION Non-Final OA Advanced Micro Devices, Inc.
18953727 POWER MODULE MANUFACTURING METHOD TO MITIGATE VOLTAGE OVERSHOOT Non-Final OA GM Global Technology Operations LLC
18620114 ALTERNATING CURRENT TO ALTERNATING CURRENT CONVERTER FOR VEHICLE-TO-LOAD ELECTRICAL POWER Non-Final OA GM GLOBAL TECHNOLOGY OPERATIONS LLC

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Frequently Asked Questions

What is examiner Carlos O Rivera-Perez's allowance rate?

72.2% of resolved applications examined by Carlos O Rivera-Perez were allowed (525 resolved cases), compared with 76.3% across Art Unit 2838 over the last five years.

Does an interview help with examiner Carlos O Rivera-Perez?

This examiner's interview lift is +18.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Carlos O Rivera-Perez take to allow a patent?

Applications allowed by Carlos O Rivera-Perez took 991 days on average from filing to allowance.

Which art unit does examiner Carlos O Rivera-Perez work in?

Carlos O Rivera-Perez examines applications in Art Unit 2838 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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