Prosecution Insights
Last updated: October 26, 2026

Jose R Diaz, USPTO Patent Examiner

Listed by the USPTO as DIAZ, JOSE R

Tech Center 2800 • Art Units: 2815

This examiner grants 87% of resolved cases

Analysis

DIAZ, JOSE R has resolved 968 cases in Tech Center 2800 and Art Unit 2815. The allowance rate is 87.0%, and the median time to allowance is 890 days. The interview lift is 7.9%, so the recorded interview association is positive while remaining limited relative to the allowance result.

The recorded companies are Taiwan Semiconductor Manufacturing Company, Ltd., Samsung Electronics Co., Ltd., and Intel Corporation. The listed firms are Eschweiler & Potashnik, LLC (TSMC), NORTH AMERICA INTELLECTUAL PROPERTY CORPORATION, and SCHWABE, WILLIAMSON & WYATT, P.C. Practitioners can use the broad resolved-case history to inform expectations about examination outcomes and pendency.

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

Performance Statistics

87.0%
Allow Rate
+19.0% vs TC avg
991
Total Applications
+7.9%
Interview Lift
890
Avg Prosecution Days
Based on 968 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
34.1%
§102 Novelty
42.2%
§103 Obviousness
8.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18670794 SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
17867764 SEMICONDUCTOR PACKAGE Non-Final OA Samsung Electronics Co., Ltd.
17358551 BURIED POWER RAIL WITH A SILICIDE LAYER FOR WELL BIASING Final Rejection Intel Corporation
17357896 ANGLED INTERCONNECT USING GLASS CORE TECHNOLOGY Final Rejection Intel Corporation
18691795 RADIATION RESISTANT SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SAME Final Rejection Mitsubishi Electric Corporation
18546807 FERROELECTRIC FIELD-EFFECT TRANSISTOR WITH HIGH PERMITTIVITY INTERFACIAL LAYER Final Rejection The Regents of the University of California
18654417 SEMICONDUCTOR DEVICE Non-Final OA ROHM CO., LTD.
18360470 SEMICONDUCTOR DEVICE Non-Final OA ROHM CO., LTD.
18783569 CAPACITOR DEVICE WITH SELF ALIGNED SPACER Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18779643 Magnetic Layer for Magnetic Random Access Memory (MRAM) by Moment Enhancement Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18772364 CAPPING LAYER OVER FET FERAM TO INCREASE CHARGE MOBILITY Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18773539 SEMICONDUCTOR PACKAGE AND MANUFACTURING METHOD THEREOF Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18781858 SELF-ALIGNED LINES AND METHODS FOR FABRICATING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18777640 CAPACITOR STRUCTURE AND METHOD OF MAKING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
18781096 PHOTODETECTOR AND METHOD FOR MANUFACTURING PHOTODETECTOR Non-Final OA HAMAMATSU PHOTONICS K.K.

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Frequently Asked Questions

What is examiner Jose R Diaz's allowance rate?

87.0% of resolved applications examined by Jose R Diaz were allowed (968 resolved cases), compared with 61.3% across Art Unit 2815 over the last five years.

Does an interview help with examiner Jose R Diaz?

This examiner's interview lift is +7.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jose R Diaz take to allow a patent?

Applications allowed by Jose R Diaz took 890 days on average from filing to allowance.

Which art unit does examiner Jose R Diaz work in?

Jose R Diaz examines applications in Art Unit 2815 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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