Prosecution Insights
Last updated: April 19, 2026

Examiner: CAMPANELL, FRANCIS C

Tech Center 1700 • Art Units: 1771 1774 1797

This examiner grants 73% of resolved cases

Performance Statistics

72.9%
Allow Rate
+7.9% vs TC avg
894
Total Applications
+9.4%
Interview Lift
1088
Avg Prosecution Days
Based on 871 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
11.0%
§102 Novelty
59.2%
§103 Obviousness
20.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18704575 PROCESS FOR PURIFYING A PYROLYSIS PRODUCT AND USE OF A PURIFIED PYROLYSIS OIL Non-Final OA BASF SE
18700328 PROCESS FOR PURIFYING A PYROLYSIS OIL AND PURIFICATION SYSTEM Non-Final OA BASF SE
18601509 SUPPORTED POLYMETALLIC OXIDE TANDEM CATALYST, PREPARATION METHOD AND APPLICATION THEREOF Non-Final OA TIANJIN UNIVERSITY
18649059 OLIGOMERIZATION WITH ION-EXCHANGED ZEOLITES Non-Final OA EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
18552747 BLENDED FUEL COMPOSITIONS INCLUDING PLASTIC PYROLYSIS OIL AND METHODS OF MAKING THEREOF Non-Final OA EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
18626945 SCALABLE EXTRACTION OF LUTEIN AND ZEAXANTHIN FROM CORN PRODUCT Non-Final OA Purdue Research Foundation
18571974 1,3-BUTADIENE SYNTHESIS CATALYST, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING 1,3-BUTADIENE Non-Final OA Toyo Tire Corporation
18696288 SYSTEMS AND METHODS FOR LINEAR ALPHA OLEFINS PRODUCTION Non-Final OA SABIC GLOBAL TECHNOLOGIES B.V.
18840860 LUBRICATING OIL COMPOSITIONS Non-Final OA CHEVRON ORONITE COMPANY LLC
18707074 LUBRICATING OIL COMPOSITIONS Non-Final OA Chevron Oronite Company LLC
18394291 SYSTEMS AND METHODS FOR PARAFFIN CRACKING Non-Final OA UOP LLC
18391587 PROCESS FOR CONVERTING OLEFINS TO JET FUEL Final Rejection UOP LLC
18661294 DUAL-STAGE SYNTHESIS OF LPG FROM BIO-BASED SOURCES Non-Final OA Lowell Street Ventures LLC
18431474 DUAL-STAGE SYNTHESIS OF LPG FROM BIO-BASED SOURCES Non-Final OA Lowell Street Ventures LLC
18637453 METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS AND SOLID COKE FROM WASTE PLASTICS Non-Final OA SK GEO CENTRIC CO., LTD.
18632288 METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS Non-Final OA SK GEO CENTRIC CO., LTD.
18600136 PROCESS FOR EXTRACTING LIGHT HYDROCARBONS FROM AGGREGATE MATERIAL, INCLUDING LRA AND OTHER AGGREGATE Non-Final OA Tyche Extraction Company, LLC
18372509 SELECTIVE AND LONG-LIVED SINGLE COMPONENT HETEROGENEOUS ETHYLENE TRIMERIZATION CATALYSTS ENABLED BY SURFACE LITHIATION Final Rejection UChicago Argonne, LLC
18507214 DRAG REDUCING AGENT FOR WATER-IN-OIL EMULSION Final Rejection IRIS TECH, 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