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.:

US 9714384 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 25, 2017

Filed:

Mar. 19, 2014
Applicant:

Merck Patent Gmbh, Darmstadt, DE;

Inventors:

Eduardo Beltran Gracia, Southhampton, GB;

Owain Llyr Parri, Ringwood, GB;

Assignee:

MERCK PATENT GMBH, Darmstadt, DK;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/38 (2006.01); C09K 19/58 (2006.01); C09K 19/04 (2006.01); C09K 19/20 (2006.01);
U.S. Cl.
CPC ...
C09K 19/38 (2013.01); C09K 19/586 (2013.01); C09K 19/3804 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/2078 (2013.01); C09K 2219/00 (2013.01);
Abstract

The invention relates to a layer or article comprising cholesteric liquid crystal polymer particles, which are optionally dispersed in a continuous phase, to cholesteric polymer particles for use in such a layer or article, to methods of preparing such a layer or article, and to the use of such a layer or article as optical element, in windows or electrooptical devices like liquid crystal displays (LCDs).


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Beltran Gracia, Eduardo. (2017). Layer or article comprising polymer particles (U.S. Patent No. 9714384). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9714384

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