Prosecution Insights
Last updated: October 27, 2026

Manuel Salvador Castellon Jr., USPTO Patent Examiner

Listed by the USPTO as CASTELLON JR, MANUEL SALVADOR

Tech Center 2800 • Art Units: 1784 1795 2833 2855

This examiner grants 90% of resolved cases

Analysis

CASTELLON JR, MANUEL SALVADOR is assigned to tech center 2800 and art unit 1784. The record contains 31 resolved cases, a 90.3% allowance rate, and a 1063-day median to allowance. The 12.0% interview lift suggests a positive association between interviews and allowance outcomes, although the resolved-case volume is limited.

The listed companies are ABB Schweiz AG, STMicroelectronics N.V., and Samsung Electronics Co., Ltd. The leading firms are Fitch, Even, Tabin & Flannery, LLP, Barron & Young PLLC, and CROWE & DUNLEVY - ST. Counsel can view the profile as an encouraging but narrow data point and should validate its relevance against the claims, technology, and cited art in the application at issue.

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

Performance Statistics

90.3%
Allow Rate
+22.3% vs TC avg
57
Total Applications
+12.0%
Interview Lift
1063
Avg Prosecution Days
Based on 31 resolved cases, 2023–2026

Rejection Statute Breakdown

3.9%
§101 Eligibility
23.3%
§102 Novelty
60.2%
§103 Obviousness
11.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18185557 MICRO ELECTRODE ARRAY DEVICE AND METHOD WITH TEMPERATURE CONTROL Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18886291 Temperature Sensing Element for a Thermal Conductivity Detector Non-Final OA ABB Schweiz AG
18886219 Device for Detecting Thermal Conductivity of a Fluid Non-Final OA ABB Schweiz AG
18201533 BOLOMETER-TYPE INFRARED DETECTOR AND METHOD FOR MANUFACTURING THE SAME Final Rejection NEC Corporation
18343179 THERMISTOR INTEGRATED WITH A THIN-FILM BIAS RESISTOR Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18917344 GET-UP ASSISTANCE DEVICE, GET-UP ASSISTANCE METHOD, AND STORAGE MEDIUM Non-Final OA TOYOTA BOSHOKU KABUSHIKI KAISHA
18862423 SURFACE-MICROMACHINED FABRY-PÉROT SENSORS AND ARRAY Non-Final OA The Texas A&M University System
18887631 MEASURING DEVICE FOR MEASURING THE DISTANCE OF A USER, AND RELATED MEASURING METHOD Non-Final OA STMicroelectronics International N.V.
18432943 CONTROLLED CURVATURE CORRECTION IN HIGH ACCURACY THERMAL SENSOR Final Rejection STMicroelectronics International N.V.
18558847 WINDOW ELEMENT FOR THE ACOUSTIC INSULATION OF A VEHICLE Non-Final OA SAINT-GOBAIN GLASS FRANCE

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Frequently Asked Questions

What is examiner Manuel Salvador Castellon Jr.'s allowance rate?

90.3% of resolved applications examined by Manuel Salvador Castellon Jr. were allowed (31 resolved cases), compared with 56.5% across Art Unit 1784 over the last five years.

Does an interview help with examiner Manuel Salvador Castellon Jr.?

This examiner's interview lift is +12.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Manuel Salvador Castellon Jr. take to allow a patent?

Applications allowed by Manuel Salvador Castellon Jr. took 1,063 days on average from filing to allowance.

Which art unit does examiner Manuel Salvador Castellon Jr. work in?

Manuel Salvador Castellon Jr. examines applications in Art Unit 1784 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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