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:
Mar. 06, 2007
Filed:
Feb. 22, 2002
Applicants:
Owin Parri, Dorset, GB;
Karl Skjonnemand, Hampshire, GB;
Kim Slaney, Dorset, GB;
Mark Verrall, Wiltshire, GB;
Inventors:
Owin Parri, Dorset, GB;
Karl Skjonnemand, Hampshire, GB;
Kim Slaney, Dorset, GB;
Mark Verrall, Wiltshire, GB;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a combination of optical films comprising a twisted A-plate retarder and a polarizer, its use in displays and optical elements, and to displays comprising such a combination.