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:
May. 09, 2006
Filed:
Jul. 09, 2003
Matthias Kuntz, Seeheim-Jugenheim, DE;
Rodney Riddle, Poole, GB;
John Patrick, Poole, GB;
Robert Hammond-smith, Dammerham, GB;
Matthias Kuntz, Seeheim-Jugenheim, DE;
Rodney Riddle, Poole, GB;
John Patrick, Poole, GB;
Robert Hammond-Smith, Dammerham, GB;
Merck Patent GmbH, Darmstadt, DE;
Abstract
A method for generating a 3-dimensional effect involves providing at least one first image layer of a chiral liquid crystal material, and at least one second image layer of a chiral liquid crystal material, wherein one of the first and second image layers reflects right-handed circularly polarised light and the other reflects left-handed circularly polarised light, is suitable creating a 3-dimensional image that can be used for decorative and security applications.