Prosecution Insights
Last updated: October 27, 2026

Catriona Mary Corallo, USPTO Patent Examiner

Listed by the USPTO as CORALLO, CATRIONA MARY

Tech Center 1700 • Art Units: 1732 1759

This examiner grants 67% of resolved cases

Analysis

CORALLO, CATRIONA MARY works in Tech Center 1700 and Art Unit 1732. The profile covers 103 resolved cases, with a 67.0% allowance rate and a 1208-day median to allowance. Interviews are associated with a 12.9% lift, providing a measurable but limited basis for incorporating interviews into the prosecution plan.

The listed companies are Fuyao Glass Industry Group Co., Ltd., BASF SE, and West Virginia University. The listed firms are Ballard Spahr LLP, Bayramoglu Law Offices LLC, and C. Tumey Law Group, PLLC - Exxon. The case volume is limited, so practitioners should combine these indicators with application-specific analysis.

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

Performance Statistics

67.0%
Allow Rate
+2.0% vs TC avg
130
Total Applications
+12.9%
Interview Lift
1208
Avg Prosecution Days
Based on 103 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
9.2%
§102 Novelty
59.6%
§103 Obviousness
25.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
15733316 METHOD FOR PREPARING SYNTHETIC PHYLLOSILICATES Final Rejection CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
17756482 THERMAL AGING RESILIENT OXIDATION CATALYSTS FOR DIESEL EMISSION CONTROL Non-Final OA BASF MOBILE EMISSIONS CATALYSTS LLC
17439515 COPPER EXTRUDATE CATALYST AND APPLICATIONS FOR HYDROGENATION AND HYDROGENOLYSIS Non-Final OA BASF CORPORATION
17858018 COMPOSITIONS, METHODS, AND SYSTEMS FOR MICROWAVE ENHANCED CARBON DIOXIDE-DEHYDROAROMATIZATION OVER MULTIFUNCTIONAL CATALYSTS Non-Final OA West Virginia University Board of Governors on Behalf of West Virginia University
18028433 AMMONIA DECOMPOSITION CATALYST Final Rejection NIPPON SHOKUBAI CO., LTD.
17615652 CARBON DIOXIDE ADSORBENT BASED ON HYDROPHOBIC SILANE-COATED AMINE-FUNCTIONALIZED MOF/ALUMINA COMPOSITE Non-Final OA KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
17796385 RECOVERY OF RARE EARTH ELEMENTS FROM ACIDIC SOLUTIONS Final Rejection THE PENN STATE RESEARCH FOUNDATION
17996668 PARTIAL OXIDATION GASIFICATION OF WET WASTE PLASTIC Non-Final OA Eastman Chemical Company
17921454 CARRIER-FREE OXYGEN REDUCTION CATALYST FOR USE IN LOW-TEMPERATURE FUEL CELLS AND METHOD FOR PRODUCING SAME Non-Final OA TECHNISCHE UNIVERSITÄT DARMSTADT
18786760 PROCESS FOR PREPARING BOTTOMS CRACKING CATALYST FOR FLUID CATALYTIC CRACKING UNIT Non-Final OA Hindustan Petroleum Corporation Limited

Facing This Examiner?

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

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Catriona Mary Corallo's allowance rate?

67.0% of resolved applications examined by Catriona Mary Corallo were allowed (103 resolved cases), compared with 53.6% across Art Unit 1732 over the last five years.

Does an interview help with examiner Catriona Mary Corallo?

This examiner's interview lift is +12.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Catriona Mary Corallo take to allow a patent?

Applications allowed by Catriona Mary Corallo took 1,208 days on average from filing to allowance.

Which art unit does examiner Catriona Mary Corallo work in?

Catriona Mary Corallo examines applications in Art Unit 1732 in Tech Center 1700 (Chemistry & Materials).

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