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. 08, 2007
Filed:
Jun. 17, 2003
Applicants:
Reinhold J. Leyrer, Dannstadt, DE;
Christoph Hamers, Ludwigshafen, DE;
Holger Schoepke, Neckargemuend, DE;
Helmut Ritter, Wuppertal, DE;
Hartmut Loewen, Neuss, DE;
Inventors:
Reinhold J. Leyrer, Dannstadt, DE;
Christoph Hamers, Ludwigshafen, DE;
Holger Schoepke, Neckargemuend, DE;
Helmut Ritter, Wuppertal, DE;
Hartmut Loewen, Neuss, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/32 (2006.01); B32B 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Optical display elements comprising a layer made from a deformable material (matrix) and from discrete polymer particles whose distribution in the matrix follows a defined spatial lattice structure.