Prosecution Insights
Last updated: April 19, 2026

Evonik Corporation

11 pending office actions • 3 clients

Portfolio Summary

11
Total Pending OAs
3
Final Rejections
8
Non-Final OAs

Client Portfolio (3 clients)

Client (Assignee)Pending OAs
Evonik Operations GmbH 5
Evonik Operations GmbH 4
Evonik Canada Inc. 2

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
19273487 AMINE COMPOSITION USEFUL FOR MAKING STABLE POLYURETHANE FOAM SYSTEMS Evonik Operations GmbH RIOJA, MELISSA A 1764 Final Rejection Jul 18, 2025
18708527 COMPOSITIONS HAVING CHAIR-SIDE HANDLING PROPERTIES FOR DENTAL AND SOFT TISSUE APPLICATIONS Evonik Operations GmbH CRAIGO, WILLIAM A 1615 Non-Final OA May 08, 2024
18129386 SOLUTIONS OF AMINES IN POLYMERIC PHENOLS IN COMBINATION WITH OTHER RESINS Evonik Operations GmbH FEELY, MICHAEL J 1766 Final Rejection Mar 31, 2023
18129547 SOLUTIONS OF AMINES IN FUNCTIONAL AND NON-FUNCTIONAL RESINS Evonik Operations GmbH BROOKS, KREGG T 1764 Non-Final OA Mar 31, 2023
18027860 SURFACES HAVING LUBRICIOUS OR LOW FRICTION PROPERTIES Evonik Canada Inc. HELM, CARALYNNE E 1615 Non-Final OA Mar 22, 2023
18025021 SELECTIVE LASER SINTERING OF POLYMERIC POWDERS EMBEDDED WITH WATER-SOLUBLE FLOW ADDITIVES Evonik Operations GmbH SIDDIQUEE, TAMEEM 2116 Non-Final OA Mar 07, 2023
17777002 FIBER REINFORCED COMPOSITIONS AND METHODS OF MANUFACTURE FOR MEDICAL DEVICE APPLICATIONS Evonik Operations GmbH BOATENG, AFUA BAMFOAA 1617 Non-Final OA May 13, 2022
17639218 PHASE TRANSFER ACTIVE TRIMERIZATION CATALYST SALTS Evonik Operations GmbH ROSEBACH, CHRISTINA H.W. 1766 Non-Final OA Feb 28, 2022
17627728 MULTI-BLOCK SHAPE MEMORY BIORESORBABLE POLYMERS Evonik Operations GmbH NGUYEN, HA S 1766 Non-Final OA Jan 17, 2022
17040190 THERMOPLASTIC MATERIALS INCORPORATING BIOACTIVE INORGANIC ADDITIVES Evonik Operations GmbH COUGHLIN, DANIEL F 1619 Final Rejection Sep 22, 2020
16618140 PROSTHETIC VALVES HAVING A MODIFIED SURFACE Evonik Canada Inc. LOPEZ, LESLIE ANN 3774 Non-Final OA Nov 28, 2019

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