Prosecution Insights
Last updated: April 19, 2026

Examiner: CHONG, JASON Y

Tech Center 1700 • Art Units: 1772

This examiner grants 74% of resolved cases

Performance Statistics

73.6%
Allow Rate
+8.6% vs TC avg
414
Total Applications
+17.2%
Interview Lift
796
Avg Prosecution Days
Based on 387 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
12.1%
§102 Novelty
46.4%
§103 Obviousness
31.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18576716 HIGHLY STRUCTURED, HIGH VINYLIDENE PROPYLENE OLIGOMER AND METHOD OF MAKING Non-Final OA CHEVRON U.S.A. INC.
18427445 SOUR GAS FEED HEAT INTEGRATION WITH ACID GAS PRODUCTION IN GAS SWEETENING TRAINS Non-Final OA SAUDI ARABIAN OIL COMPANY
17632092 REVERSE FLOW REACTOR WITH RECUPERATIVE REVERSE-FLOW FEED CYCLE Non-Final OA ExxonMobil Technology and Engineering Company
18866135 METHOD FOR PRODUCING SUSTAINABLE FUEL VIA CARBON MONOXIDE Final Rejection TOTALENERGIES ONETECH
18548889 Method and System for Steamcracking Non-Final OA LINDE GMBH
18116181 Systems and Methods for Preparing Butenes Non-Final OA Battelle Memorial Institute
18407880 PERFORMANCE IMPROVEMENTS IN THE PRODUCTION OF LIQUEFIED PETROLEUM GAS (LPG) HYDROCARBONS FROM SYNTHESIS GAS Non-Final OA GTI Energy
18905984 HYDROCARBON UPGRADING PROCESS CONTROL Non-Final OA UOP LLC
18295051 PROCESS FOR CONVERTING OXYGENATES TO DISTILLATE FUELS Final Rejection UOP LLC
18387651 PROCESS FOR PRODUCING OLEFINS FROM OXYGENATES WITH VARIABLE PRODUCTION OF ETHYLENE AND PROPYLENE Non-Final OA L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
18710960 RENEWABLE JET PRODUCTION FROM CATALYTIC PYROLYSIS FEEDSTOCK Non-Final OA IFP ENERGIES NOUVELLES
18634033 BIOGAS HALOGEN REMOVAL SYSTEMS AND METHODS Non-Final OA Stearns, Conrad and Schmidt, Consulting Engineers, Inc.
18549582 Process and System for Producing a Target Compound Non-Final OA Clariant International Ltd.
18365938 Process for Removing Benzene from a Heart-Cut Reformate Non-Final OA SINOPEC Shanghai Research Institute of Petrochemical Technology Co., Ltd.
18445319 PROCESS AND CATALYSTS FOR THE PRODUCTION OF ETHYLENE AND PROPYLENE FROM LOW-CARBON SYNGAS Final Rejection Greyrock Technology, LLC
18270568 CONVERTING BIOMASS TO DIESEL Non-Final OA Abundia Biomass-to-Liquids Limited

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