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:
Jul. 02, 2019
Filed:
Sep. 22, 2014
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Assignee:
MERCK PATENT GMBH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 9/24 (2006.01); C09K 19/02 (2006.01); C09K 19/58 (2006.01); C09K 19/60 (2006.01); G02F 1/137 (2006.01); G02F 1/139 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01); G02F 1/1337 (2006.01); G02F 1/1347 (2006.01); E06B 9/24 (2006.01);
U.S. Cl.
CPC ...
C09K 19/601 (2013.01); C09K 19/0208 (2013.01); C09K 19/586 (2013.01); C09K 19/60 (2013.01); C09K 19/603 (2013.01); C09K 19/606 (2013.01); E06B 9/24 (2013.01); G02F 1/1397 (2013.01); G02F 1/13475 (2013.01); G02F 1/13725 (2013.01); G02F 1/13737 (2013.01); G02F 1/133536 (2013.01); G02F 1/133723 (2013.01); G02F 1/133784 (2013.01); C09K 2219/13 (2013.01); E06B 2009/2464 (2013.01); G02F 2001/133302 (2013.01); G02F 2001/133738 (2013.01); G02F 2202/40 (2013.01);
Abstract
The application relates to a device for regulating the entry of light into a room, which comprises a switchable layer of specific design comprising a twisted nematic liquid-crystalline medium and a dichroic compound.