Prosecution Insights
Last updated: May 29, 2026

Examiner: GUINO-O UZZLE, MARITES A

Tech Center 1700 • Art Units: 1731 1738 1742

This examiner grants 70% of resolved cases

Performance Statistics

69.8%
Allow Rate
+4.8% vs TC avg
236
Total Applications
+16.6%
Interview Lift
1118
Avg Prosecution Days
Based on 182 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
2.5%
§102 Novelty
85.2%
§103 Obviousness
3.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18522851 SALT HYDRATE COMPOSITES FOR THERMOCHEMICAL ENERGY STORAGE AND METHODS OF MAKING THEREOF Non-Final OA The Regents of the University of California
18793139 WATER-ONLY COLORANT COMPOSITIONS Non-Final OA SWIMC LLC
17048474 SELF-HEALING AND DURABLE CEMENT PASTE, MORTARS, AND CONCRETES Non-Final OA MASSACHUSETTS INSTITUTE OF TECHNOLOGY
19072685 METHOD AND DEVICE FOR PRODUCING A CONSTRUCTION AGGREGATE Final Rejection KRO Kiesgruben Rekultivierung Oberbayern GmbH
17972053 GREEN HIGH STRENGTH CEMENT Final Rejection William Marsh Rice University
18003715 PROCESS FOR PRODUCING COATING COMPOSITION Final Rejection Stora Enso OYJ
18549171 METHOD FOR PRODUCING COATING LIQUID AND METHOD FOR PRODUCING THERMAL INSULATION MATERIAL Non-Final OA Resonac Corporation
18982623 COMPOSITIONS COMPRISING LIME AND POZZOLAN, AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA GRAYMONT WESTERN CANADA INC.
16478646 MAGNETICALLY ASSISTED TRANSFER OF MAGNETIZABLE ABRASIVE PARTICLES AND METHODS, APPARATUSES AND SYSTEMS RELATED THERETO Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
17918546 METHOD OF SEQUESTERING GAS-PHASE MATERIALS DURING FORMATION OF HEMPCRETE AND MATERIALS FORMED USING SAME Non-Final OA The Regents of the University of Colorado, a body corporate
18911345 ANTI-STRENGTH-RETROGRESSION CEMENTING SYSTEM WITH EXCELLENT PUMPABILITY PERFORMANCE AND PREPARATION METHOD THEREOF Non-Final OA China University of Petroleum (East China)
18605657 SIMILAR MATERIAL FOR ROCK SLOPE MODEL TEST UNDER WATER-ROCK INTERACTION, AND PREPARATION METHOD AND USE THEREOF Non-Final OA WUHAN UNIVERSITY
18474487 COATING SYSTEM WITH FUNCTIONALIZED PARTICLES Non-Final OA GM Global Technology Operations LLC
18501880 BONDED ABRASIVE FOR GEAR POWER HONING Non-Final OA Saint-Gobain Abrasifs
17444873 FIXED ABRASIVE ARTICLES AND METHODS OF FORMING SAME Final Rejection SAINT-GOBAIN ABRASIFS
18664020 Crystalline Cellulose Reinforced Cement Final Rejection NANO-GREEN BIOREFINERIES INC.
18601883 Polymer Concrete with Plastic Aggregate and Fines Final Rejection Bratislava Asset Protection Trust
18408277 ABRASIVE ARTICLE INCLUDING SHAPED ABRASIVE PARTICLES Non-Final OA SAINT-GOBAIN CERAMICS & PLASTICS, INC.
18319062 METHODS OF FORMING POLYCRYSTALLINE COMPACTS Non-Final OA Baker Hughes Holdings LLC
18570239 CARBONATION OF CALCIUM SULFATE CONTAINING MATERIALS Non-Final OA HSustainability GmbH
18537717 BELITE-YE'ELIMITE-TERNESITE CEMENT CLINKER AND METHOD FOR PREPARING THE SAME Non-Final OA China National Building Material Group Co., Ltd.
16093220 METHOD FOR TREATMENT OF SLAG Non-Final OA CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
18468812 LIVING BUILDING MATERIALS, METHODS OF MANUFACTURE THEREOF AND ARTICLES COMPRISING THE SAME Non-Final OA Prometheus Materials Inc.
18462453 MECHANOCHEMICALLY CARBONATED CLAY, METHODS OF ITS PRODUCTION AND USES THEREOF Non-Final OA Carbon Upcycling Technologies Inc.
18212336 PIGMENTABLE NON-ASPHALTIC SEALANT COMPOSITIONS AND METHODS FOR IMPROVED LOW TEMPERATURE PROPERTIES Non-Final OA ADVETUS MATERIAL STRATEGIES, LLC
18266005 MOLD FORMULATIONS FOR METAL ADDITIVE MANUFACTURING Non-Final OA Tritone Technologies Ltd.
17783140 COLORANT FOR HEAT TRANSFER FLUID, AND COMPOSITION COMPRISING SAME Non-Final OA KD Finechem Co., Ltd.
18007110 WATER REPELLENT COMPOSITIONS Non-Final OA Energenics Europe Ltd
18158812 THERMALLY INSULATIVE COMPOSITIONS FOR A CERAMIC COATING Non-Final OA Nanotech Inc.
18158737 THERMALLY INSULATIVE COMPOSITIONS FOR COATING A VEHICLE Final Rejection Nanotech Inc.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month