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:
Sep. 24, 2021
Applicant:
Kuraray Europe Gmbh, Hattersheim, DE;
Inventors:
Uwe Keller, Avon, FR;
Martin Steuer, Liederbach, DE;
Shinichi Muguruma, Okayama, JP;
Hideki Oomoto, Okayama, JP;
Florian Mummy, Frankfurt am Main, DE;
Assignee:
Kuraray Europe GmbH, Hattersheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/10 (2006.01); B32B 7/06 (2019.01); B32B 17/10 (2006.01); C09D 11/102 (2014.01); C09J 7/24 (2018.01);
U.S. Cl.
CPC ...
C09J 7/245 (2018.01); B32B 7/06 (2013.01); B32B 17/10036 (2013.01); B32B 17/10275 (2013.01); B32B 17/10761 (2013.01); C09D 11/102 (2013.01); B32B 2250/04 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/4023 (2013.01); B32B 2307/7376 (2023.05); B32B 2605/00 (2013.01);
Abstract
The present invention relates to a composite film comprising a polyvinyl acetal with an obscuration area which is provided on a carrier film.