The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 02, 2025
Filed:
Mar. 21, 2018
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Ann-Christin Bijlard, Bergisch Gladbach, DE;
Lukas Breuers, Cologne, DE;
Joan Miguel Garcia Martinez, Barcelona, ES;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 3/22 (2006.01); C08G 18/32 (2006.01); C08G 18/72 (2006.01); C08G 18/79 (2006.01); C08K 3/26 (2006.01); C08K 3/36 (2006.01);
U.S. Cl.
CPC ...
C08G 18/3206 (2013.01); C08G 18/722 (2013.01); C08G 18/792 (2013.01); C08K 3/22 (2013.01); C08K 3/26 (2013.01); C08K 3/36 (2013.01); C08G 2120/00 (2013.01); C08K 2003/2227 (2013.01); C08K 2003/267 (2013.01);
Abstract
The present invention relates to polyurethane based solid surface materials with improved dimensional stability which can be made using conventional inorganic fillers without pre-treatment of the fillers.