Prosecution Insights
Last updated: October 02, 2026

Examiner: DIAZ, MIGUEL ANGEL

Tech Center 3700 • Art Units: 3744 3763

This examiner grants 80% of resolved cases

Analysis

Miguel Angel Diaz has resolved 505 cases in Art Unit 3744, located in Tech Center 3700. The examiner has an allowance rate of 79.8% and a median days to allowance of 944. An interview lift of 11.6% suggests that engaging the examiner directly can notably improve the chances of allowance. This examiner offers a balanced profile with a high overall success rate and a standard timeline for the tech center.

In Tech Center 3700, the 79.8% allowance rate indicates that the examiner is generally open to granting patents. The 944-day median to allowance provides a clear expectation for the duration of the process. The 11.6% interview lift is a significant factor for practitioners to consider, as it represents a meaningful increase in the probability of a favorable outcome. With 505 resolved cases, the data is robust and suggests that a combination of strong written arguments and targeted interviews is an effective strategy for achieving allowance within the 944-day median timeframe in Art Unit 3744.

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

Performance Statistics

79.8%
Allow Rate
+9.8% vs TC avg
517
Total Applications
+11.6%
Interview Lift
944
Avg Prosecution Days
Based on 505 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
27.5%
§102 Novelty
38.7%
§103 Obviousness
31.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18952166 VACUUM ADIABATIC BODY AND REFRIGERATOR Non-Final OA LG ELECTRONICS INC.
18844678 ICE MAKING DEVICE AND REFRIGERATOR Final Rejection LG ELECTRONICS INC.
18876117 COMPRESSOR SYSTEM FOR HEATING, VENTILATION, AIR CONDITIONING, AND/OR REFRIGERATION SYSTEM Non-Final OA Tyco Fire & Security GmbH
18796598 RESERVOIR, PREFERABLY FOR A MOTOR VEHICLE Final Rejection MAHLE INTERNATIONAL GMBH
19023012 AIR SUPPLEMENT CONTROL METHOD FOR AIR CONDITIONER, AND AIR CONDITIONER, CONTROLLER AND COMPUTER-READABLE STORAGE MEDIUM Non-Final OA GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.
18872113 AIR CONDITIONER Non-Final OA GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.
19018457 ENVIRONMENTAL CONTROL SYSTEM USING ARCHITECTURE WITH TURBINES IN SERIES Non-Final OA Hamilton Sundstrand Corporation
19014721 AIR-TO-WATER HEAT PUMP WITH WATER-TO-WATER ALTERNATIVE AND ASSOCIATED METHODS Non-Final OA Rheem Manufacturing Company

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