Prosecution Insights
Last updated: October 01, 2026

Examiner: WASIL, DANIEL D

Tech Center 3600 • Art Units: 3646

This examiner grants 80% of resolved cases

Analysis

Daniel D. Wasil has resolved 670 cases in Art Unit 3646 of Tech Center 3600. His allowance rate is 79.9 percent. This 79.9 percent rate indicates a high probability of success for applications in this unit. The 79.9 percent figure suggests a consistent pattern of granting patents across the 670 cases resolved.

The interview lift is 24.8 percent. This 24.8 percent lift is a significant positive indicator, suggesting that interviews are a very effective tool for securing an allowance with this examiner. Practitioners should consider the 24.8 percent lift as a key part of their strategy to overcome any initial rejections. Direct communication appears to be highly productive in Art Unit 3646.

The median days to allowance is 1087. This 1087-day duration is a standard expectation for the prosecution cycle. With 670 resolved cases, the 79.9 percent allowance rate and 1087-day median provide a robust data set for applicants to use when planning their prosecution strategy in Tech Center 3600.

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

Performance Statistics

79.9%
Allow Rate
+27.9% vs TC avg
708
Total Applications
+24.7%
Interview Lift
1086
Avg Prosecution Days
Based on 671 resolved cases, 2023–2026

Rejection Statute Breakdown

5.7%
§101 Eligibility
13.2%
§102 Novelty
36.5%
§103 Obviousness
42.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17802353 NUCLEAR REACTOR AND CONTROL METHOD FOR NUCLEAR REACTOR Final Rejection MITSUBISHI HEAVY INDUSTRIES, LTD.
18217077 Core of Fast Reactor Final Rejection Hitachi-GE Nuclear Energy, Ltd.
18450884 Nuclear Reactor Thermal Management System Non-Final OA The Texas A&M University System
18623667 HEAT PIPE HAVING A WICK BETWEEN CONCENTRIC INNER AND OUTER HOUSINGS, FOR USE IN HEAT REMOVAL FROM A NUCLEAR REACTOR CORE Non-Final OA Westinghouse Electric Company LLC
18403870 Core Component Rodlet for Irradiating Isotope Targets in Pressurized Water Reactor Conditions Non-Final OA Westinghouse Electric Company LLC
18503915 GADOLINIUM OXIDE NANO PARTICLES IN COOLANT FOR REACTIVITY CONTROL Non-Final OA Westinghouse Electric Company LLC
18346132 TEMPERATURE CONTROL DEVICE SURROUNDING EQUIPMENT PENETRATING A PRESSURIZED VESSEL Final Rejection Westinghouse Electric Company LLC
18299588 USE OF BURNABLE ABSORBERS IN GRAPHITE MATRIX OF TRISO-FUELED COMPACTS IN NUCLEAR CORES Final Rejection Westinghouse Electric Company LLC
18164964 Automated In-Vessel Neutron Flux Detector System Embedded in Control Drum Assembly Non-Final OA Westinghouse Electric Company LLC
18723508 FUEL ASSEMBLY FOR A NUCLEAR POWER PLANT, METHOD FOR ACTIVATING A MATERIAL TO BE ACTIVATED AND GRIPPER Non-Final OA FRAMATOME
18700269 PLATE-SHAPED NUCLEAR FUEL ELEMENT AND METHOD OF MANUFACTURING THE SAME Non-Final OA FRAMATOME
18662343 MULTI-MODE HEAT REMOVAL SYSTEMS FOR NUCLEAR REACTORS AND METHODS OF USING THE SAME Non-Final OA GE-Hitachi Nuclear Energy Americas LLC
18501986 Carbon Fusion Reactor and Uses Thereof Final Rejection West Nanorobotics LLC

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