Prosecution Insights
Last updated: April 19, 2026

Examiner: PRINCE JR, FREDDIE GARY

Tech Center 1700 • Art Units: 1776 1778 1779 1797

This examiner grants 79% of resolved cases

Performance Statistics

78.8%
Allow Rate
+13.8% vs TC avg
1379
Total Applications
+20.8%
Interview Lift
860
Avg Prosecution Days
Based on 1347 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
26.2%
§102 Novelty
37.3%
§103 Obviousness
28.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18565682 Forward Osmosis Membrane Module and Manufacturing Method Therefor Non-Final OA Asahi Kasei Kabushiki Kaisha
18578243 MICRO SUPER CRITICAL WATER OXIDATION SOLIDS TREATMENT SYSTEM Non-Final OA Georgia Tech Research Corporation
18551130 RESOURCE-CIRCULATION-TYPE AND ECO-FRIENDLY LIVESTOCK MANURE TREATMENT METHOD USING ALGAL BIOMASS, AND SYSTEM FOR PRODUCING ALGAL BIOMASS USED THEREIN Non-Final OA Korea Institute of Ocean Science & Technology
18381552 AUTOMATIC SWIMMING POOL CLEANERS ESPECIALLY ADEPT AT CLIMBING AND CLEANING POOL STAIRS Final Rejection ZODIAC POOL SYSTEMS LLC
18283019 METHOD FOR REMOVAL OF NOXIOUS TASTE OR ODOR COMPOUNDS FROM AQUACULTURE SYSTEM BY BIOACTIVE HYDROPHOBIC CARRIERS Non-Final OA YISSUM RESEARCH DEVELOPMENT COMPANY OF THE HEBREW UNIVERSITY OF JERUSALEM LTD.
18561654 CARBON NUMBER DISTRIBUTION ANALYSIS OF DISTILLATION FRACTIONS Non-Final OA ExxonMobil Chemical Patents Inc.
18287877 IMPROVED BIOCIDE COMPOSITIONS Non-Final OA Solugen, Inc.
18287515 CROSS-LINKED ZWITTERIONIC POLYMER NETWORK AND THEIR USE IN MEMBRANE FILTERS Non-Final OA Trustees of Tufts College
18570568 FILTER ASSEMBLY WITH MULTIPLE SEAL ELEMENT Non-Final OA Cummins Filtration lnc.
18570368 SELF-CLEANING FILTERING DEVICE Non-Final OA PLANETCARE D.O.O.
18265428 A Method Of Separation Non-Final OA Opec Remediation Technologies Pty Limited
18533890 REPLACEABLE MEMBRANE DISTILLATION MODULE AND MEMBRANE DISTILLATION PLATE THEREOF Non-Final OA ALLIED SUPREME CORP.
18387057 DEVICE FOR INFLUENT DISTRIBUTION AND THICKENED SLUDGE FERMENTATION TO ENHANCE MSBR SYSTEM Non-Final OA CORSTAR ENVIRONMENTAL EQUIPMENT SHANGHAI LTD
18498736 FILTER MODULE HAVING POST-TREATMENT FILATRATION FUNCTION Non-Final OA KORTECH KOREA CO., LTD.
18468707 SYSTEMS AND METHODS FOR REMOVAL OF METHANE FROM A METHANE CONTAINING DIGESTATE/FLUIDS/SUBSTRATES FROM METHANE PRODUCING SYSTEMS Non-Final OA Agro-Synergies LLC
18358073 AQUATIC INSTALLATION MONITORING SYSTEM AND METHOD Non-Final OA PCFR SAS
17990197 METHOD AND APPARATUS FOR ANAEROBIC DIGESTION OF LIQUID WASTE STREAMS Non-Final OA DVO Licensing, Inc.
17960484 ORGANIC WASTE DIGESTION AND DECOMPOSITION SYSTEMS AND METHODS THEREOF Non-Final OA Patriot Organics LLC
17678868 COMPACT AGRICULTURAL PHOSPHORUS TREATMENT STRUCTURE Final Rejection Great Lakes Protection Fund

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