Prosecution Insights
Last updated: October 02, 2026

Examiner: GUINO-O UZZLE, MARITES A

Tech Center 1700 • Art Units: 1731 1738 1742

This examiner grants 69% of resolved cases

Analysis

Marites A. Guino-O Uzzle serves in Tech Center 1700 and Art Unit 1731. The profile includes 206 resolved cases, which show an allowance rate of 68.9 percent. This 68.9 percent rate provides a baseline for practitioners to estimate the probability of a grant. With 206 resolved cases, the data provides a look at the examiner's tendencies in this chemical and materials engineering center.

The data shows an interview lift of 16.6 percent. This figure indicates that conducting an interview is associated with an increased probability of allowance compared to the baseline of cases where no interview occurs. Practitioners may consider the 16.6 percent lift when deciding whether to engage in direct communication. This positive lift suggests that verbal advocacy can be a factor in the prosecution process for Art Unit 1731.

The median days to allowance for Guino-O Uzzle is 1141. This 1141-day timeline provides a benchmark for the expected duration of the prosecution process from filing to grant. The combination of the 68.9 percent allowance rate and the 16.6 percent interview lift offers a roadmap for applicants. Understanding these metrics, including the 1141-day median, helps in setting expectations for both timing and results in Tech Center 1700.

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

Performance Statistics

68.9%
Allow Rate
+3.9% vs TC avg
246
Total Applications
+16.6%
Interview Lift
1141
Avg Prosecution Days
Based on 206 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
13.8%
§102 Novelty
53.1%
§103 Obviousness
26.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18576345 USE OF AT LEAST ONE ALKALI AND/OR EARTH ALKALINE METAL SALT IN AN INORGANIC MORTAR SYSTEM BASED ON ALUMINOUS CEMENT TO ACCELERATE THE CURING OF THE CEMENT IN CHEMICAL FASTENING Non-Final OA Hilti Aktiengesellschaft
18685532 CONSTRUCTION MATERIAL COMPOSITIONS HAVING HIGH EARLY AND LATE STRENGTH Non-Final OA BASF SE
18231157 AEROGEL COMPOSITION FOR BATTERY INSULATION SHEET, METHOD OF PREPARING THE SAME, BATTERY INSULATION SHEET FORMED USING THE SAME, AND MANUFACTURING METHOD THEREOF Non-Final OA Samsung SDI Co., Ltd.
17048474 SELF-HEALING AND DURABLE CEMENT PASTE, MORTARS, AND CONCRETES Non-Final OA MASSACHUSETTS INSTITUTE OF TECHNOLOGY
18699340 CO2-TRAPPING BITUMINOUS COMPOSITIONS MODIFIED BY INCORPORATION OF ALKALI METAL HYDROXIDE, ASSOCIATED METHODS AND USES Non-Final OA TOTALENERGIES ONETECH
18624204 PAINT OVERSPRAY TREATMENT COMPOSITIONS AND METHODS OF USE Non-Final OA Ecolab USA Inc.
18279736 VISCOSITY REDUCTION IN ALUMINUM SULFATE SUSPENSIONS USING ALKALI METAL COMPOUNDS Final Rejection SIKA TECHNOLOGY AG
17972053 GREEN HIGH STRENGTH CEMENT Non-Final OA William Marsh Rice University
18809486 FLAME RESISTANT NYLON NANOFIBERS USING POLYPHENOLS Final Rejection The Government of the United States of America, as represented by the Secretary of the Navy
18579967 WATER BASED BARRIER COATING Non-Final OA CARGILL, INCORPORATED
18501880 BONDED ABRASIVE FOR GEAR POWER HONING Final Rejection Saint-Gobain Abrasifs
17444873 FIXED ABRASIVE ARTICLES AND METHODS OF FORMING SAME Non-Final OA SAINT-GOBAIN ABRASIFS
18654912 COMPOSITIONS AND METHODS FOR ACCELERATED SOIL STABILIZATION Non-Final OA University of Maine System Board of Trustees

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