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:
Jun. 25, 2019
Filed:
Dec. 11, 2015
Applicant:
Covestro Deutschland Ag, Leverkusen, DE;
Inventors:
Thomas Fäcke, Leverkusen, DE;
Friedrich-Karl Bruder, Krefeld, DE;
Thomas Rölle, Leverkusen, DE;
Dennis Hönel, Züpich-Wichterich, DE;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/02 (2006.01); G03F 7/027 (2006.01); G03F 7/035 (2006.01); G03F 7/004 (2006.01); C07C 229/40 (2006.01); C07C 271/28 (2006.01); C07C 323/43 (2006.01); G03F 7/00 (2006.01); G03H 1/00 (2006.01); C07C 271/26 (2006.01); G03H 1/04 (2006.01);
U.S. Cl.
CPC ...
C07C 229/40 (2013.01); C07C 271/26 (2013.01); C07C 271/28 (2013.01); C07C 323/43 (2013.01); G03F 7/001 (2013.01); G03F 7/0046 (2013.01); G03F 7/027 (2013.01); G03F 7/035 (2013.01); G03H 1/0011 (2013.01); G03H 1/0248 (2013.01); G03H 2001/0264 (2013.01); G03H 2001/0415 (2013.01); G03H 2260/12 (2013.01); G03H 2260/31 (2013.01);
Abstract
The invention relates to novel compounds which are especially suitable for use as writing monomers in holographic media. The invention further provides a photopolymer and a holographic medium comprising the inventive compounds, and an optical display, a security document and a holographic optical element comprising an inventive holographic medium.