Prosecution Insights
Last updated: May 29, 2026

Examiner: PREGLER, SHARON

Tech Center 1700 • Art Units: 1772 1797

This examiner grants 78% of resolved cases

Performance Statistics

78.1%
Allow Rate
+13.1% vs TC avg
905
Total Applications
+20.8%
Interview Lift
938
Avg Prosecution Days
Based on 882 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
5.5%
§102 Novelty
74.5%
§103 Obviousness
4.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18562465 SORBENT ARTICLE WITH SELECTIVE BARRIER LAYER Non-Final OA W. L. Gore & Associates, Inc.
18539870 HUMIDIFIER Non-Final OA LG ELECTRONICS INC.
18526068 ENHANCED CO2 ADSORPTION USING TRANSITION METALS SUCH AS RU AND NI AND THEIR OXIDES IN COMBINATION WITH ALKALINE METAL OXIDES AND HIGH SURFACE AREA CARRIERS Non-Final OA THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
18128204 Beta-Amino Carboxylate (BAC) Solvents for Enhanced CO2 Separations Non-Final OA BATTELLE MEMORIAL INSTITUTE
18221403 ELECTROSTATIC BINNING PRECIPITATOR Non-Final OA Lyten, Inc.
18139865 AIR FILTRATION MONITORING SYSTEM Non-Final OA Donaldson Company, Inc.
18582184 RADIAL FLOW REACTOR FOR AN ETHANOL DEHYDRATION PROCESS Non-Final OA UOP LLC
18443513 STEAM INTEGRATION IN ETHANOL TO JET FUEL PROCESS Final Rejection UOP LLC
18086490 LOW EMISSIONS, HIGH WORKING CAPACITY ADSORBENT AND CANISTER SYSTEM Non-Final OA INGEVITY SOUTH CAROLINA, LLC
18434389 METHODS AND SYSTEMS FOR CONTROLLING EMISSIONS FROM WOOD DRYING PROCESSES Non-Final OA BAKELITE CHEMICALS LLC
18157311 TUNABLE, RAPID UPTAKE, AMINOPOLYMER AEROGEL SORBENT FOR DIRECT AIR CAPTURE OF CO2 Non-Final OA PALO ALTO RESEARCH CENTER INCORPORATED
17918272 FILTER MATERIAL AND PERSONAL PROTECTIVE MEANS BASED THEREON Non-Final OA ELECTROPHOR, INC.
17859121 Modular Adsorbent Devices and Applications Final Rejection Decarbontek LLC
17781242 GAS TREATMENT SYSTEM, GAS TREATMENT METHOD AND CONTROL DEVICE Final Rejection SyncMOF Inc.

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