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:
Oct. 21, 2008
Filed:
Oct. 25, 2005
Applicants:
Feng Bai, Woodbury, MN (US);
Marc D. Radcliffe, Newport, MN (US);
Aaron D. Montello, New Richmond, WI (US);
Jianhui Xia, Woodbury, MN (US);
Domasius Nwabunma, Woodbury, MN (US);
Inventors:
Feng Bai, Woodbury, MN (US);
Marc D. Radcliffe, Newport, MN (US);
Aaron D. Montello, New Richmond, WI (US);
Jianhui Xia, Woodbury, MN (US);
Domasius Nwabunma, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/00 (2006.01); C09K 19/52 (2006.01); G02F 1/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
Cholesteric liquid crystal compositions are disclosed that produce high clarity cholesteric liquid crystal films. The cholesteric liquid crystal compositions are a reaction product of a cholesteric liquid crystal compound of formula (I)R—R—RRRR—R  (I)as defined herein, and a thiol compound.