Prosecution Insights
Last updated: April 19, 2026

Examiner: MCCRACKEN, DANIEL

Tech Center 1700 • Art Units: 1736 1793

This examiner grants 72% of resolved cases

Performance Statistics

72.0%
Allow Rate
+7.0% vs TC avg
1210
Total Applications
+16.1%
Interview Lift
1076
Avg Prosecution Days
Based on 1179 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
19.7%
§102 Novelty
38.0%
§103 Obviousness
32.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18277792 NITRIDE SEMICONDUCTOR MATERIAL AND HEAT FLOW SWITCHING ELEMENT INCLUDING THE SAME Non-Final OA MITSUBISHI MATERIALS CORPORATION
18272848 METHOD FOR PRODUCING CARBON MATERIAL, CARBON MATERIAL, METHOD FOR DECOMPOSING CARBON DIOXIDE, AND REDUCING AGENT Non-Final OA MITSUBISHI MATERIALS CORPORATION
18246216 BIO-BASED CARBON FOAM Final Rejection Stora Enso OYJ
18702777 METHOD OF FORMING GRAPHENE FILMS Non-Final OA University of Massachusetts
18235984 Graphene Oxide Scaffold and Process of Making and Using Same Non-Final OA Government of the United States, as represented by the Secretary of the Air Force
18352772 METHOD OF MANUFACTURING CARBON FIBERS Non-Final OA The Regents of the University of Colorado, a Body Corporate
18546277 METHOD AND APPARATUS FOR PRODUCING CARBON NANOTUBE AGGREGATES Non-Final OA ZEON CORPORATION
18309339 CARBONIZED UPGRADED COAL, GRAPHITE, AND METHODS OF MAKING THE SAME Non-Final OA Energy and Environmental Research Center Foundation
18452414 SCALE-UP SYNTHESIS OF JANUS CARBON NANOMATERIALS FROM BIOMASS WASTE Non-Final OA ARAMCO SERVICES COMPANY
17995716 RECYCLE CONTENT HYDROGEN Final Rejection ExxonMobil Product Solutions Company
18112751 METHOD FOR ANCHORING METAL NANOPARTICLES TO CARBON NANOTUBES Non-Final OA NATIONAL RESEARCH COUNCIL OF CANADA
18560267 ANTI-FOAMING MAGNESIUM HYDROXIDE SUSPENSION Non-Final OA TIMAB MAGNESIUM
18288848 METHOD FOR TRIGGERRING A SELF-PROPAGATING PROCESS OF REDUCTION-EXFOLIATION OF GRAPHENE OXIDE IN POROUS MATERIAL Non-Final OA MASARYKOVA UNIVERZITA
18491393 PREPARING METHOD FOR LOW-DIAMETER CARBON NANOTUBE AND CARBON NANOTUBE PREPARED BY THE METHOD Non-Final OA KOREA KUMHO PETROCHEMICAL CO., LTD.
18382175 PREPARING METHOD OF CATALYST FOR PREPARING LOW-DIAMETER CARBON NANOTUBE AND PREPARING METHOD OF CARBON NANOTUBE USING SAME Non-Final OA KOREA KUMHO PETROCHEMICAL CO., LTD.
18236718 METHOD OF PREVENTING SHEDDING OF ACTIVATED CARBON WHEN UTILIZED IN BATTERY ELECTRODE Non-Final OA Mesha Energy Solutions Pvt Ltd
17919071 NANOMATERIALS FOR ELECTROCHEMICAL DETECTION OF PHENOLIC ANALYTES Non-Final OA EYE3CONCEPTS INC.
18201632 THERMOCATALYTIC DECOMPOSITION OF METHANE USING CATALYST SYSTEM DESIGN AND OPERATIONAL PARAMETERS TO CONTROL PRODUCT YIELD AND PROPERTIES Non-Final OA West Virginia University
18305808 Production of Graphite from Recycled Plastics Final Rejection Global Graphene Group, Inc.
18247374 METHOD Non-Final OA Q-FLO LIMITED
17769234 THERMAL TREATMENT OF COKE PRODUCED FROM CARBON OXIDES Final Rejection Seerstone LLC

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