Prosecution Insights
Last updated: October 02, 2026

Examiner: ROSEBACH, CHRISTINA H.W.

Tech Center 1700 • Art Units: 1741 1763 1766 1794

This examiner grants 59% of resolved cases

Performance Statistics

59.2%
Allow Rate
-5.8% vs TC avg
490
Total Applications
-35.0%
Interview Lift
1141
Avg Prosecution Days
Based on 463 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
12.1%
§102 Novelty
58.2%
§103 Obviousness
22.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18266895 METHOD FOR TREATING WASTE PLASTICS BY POLYMER DISSOLUTION AND ADSORPTION PURIFICATION Non-Final OA IFP Energies nouvelles
18038189 MONOMER COMPOSITION FOR SYNTHESIZING RECYCLED PLASTIC, PREPARATION METHOD THEREOF, AND RECYCLED PLASTIC, MOLDED PRODUCT USING THE SAME Non-Final OA LG CHEM, LTD.
18451482 Non-Thermal Plasma Based Deconstruction of Polymers Non-Final OA IOWA STATE UNIVERSITY RESEARCH FOUNDATION, INC.
17719908 PREPARATION OF PRESSURE SENSITIVE ADHESIVES FROM POST-CONSUMER SUPERABSORBENT POLYMERS Final Rejection The Regents of the University of Michigan
18259159 ENZYMATIC RECYCLING OF POLYURETHANES BY A COMBINATION OF CUTINASES AND LIPASES Non-Final OA SOCIETE DES PRODUITS NESTLE S.A.
18567000 RECYCLING METHOD Non-Final OA ALPLA WERKE ALWIN LEHNER GMBH & CO. KG
18258198 RECYCLING METHOD FOR CONTAMINATED POLYOLEFINS Non-Final OA ALPLA WERKE ALWIN LEHNER GMBH & CO. KG
17907594 PREPARATION OF POLYURETHANE AND POLYISOCYANURATE FOAMS USING LIQUID SILOXANE NUCLEATING ADDITIVE Non-Final OA Dow Global Technologies LLC
17919866 RECYCLING SYSTEM FOR RECYCLING PLASTIC LAMINATE INTO RECYCLED MATERIALS, RECYCLING METHOD, AND LAMINATE SEPARATION AND RECOVERY METHOD Non-Final OA DIC Corporation
18285731 A PROCESS FOR EXTRACTING POLYMERS FROM WASTE MATERIAL Non-Final OA Borealis AG

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