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:
Apr. 18, 2006
Filed:
Feb. 24, 2003
Terence D. Spawn, West Lakeland Township, MN (US);
Marc D. Radcliffe, Newport, MN (US);
Richard J. Pokorny, Maplewood, MN (US);
Terence D. Spawn, West Lakeland Township, MN (US);
Marc D. Radcliffe, Newport, MN (US);
Richard J. Pokorny, Maplewood, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The invention provides a cholesteric liquid crystal composition that includes at least one cholesteric liquid crystal precursor, and at least one non-liquid crystalline additive that is a non-liquid crystalline compound of formula IThe invention also provides cholesteric liquid crystal films and optical bodies formed from cholesteric liquid crystal compositions of the invention. The invention further provides an optical display that includes a display medium, and a reflective polarizer including a cholesteric liquid crystal composition in accordance with the invention.