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:
Sep. 09, 2003
Filed:
Jan. 08, 2002
Applicant:
Inventors:
Norbert Hampp, D-35287 Amöneburg-Rossdorf, DE;
Arne Seitz, Marburg, DE;
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B44F 1/08 ; B44F 1/12 ; B41M 3/14 ; C09D 1/104 ;
U.S. Cl.
CPC ...
B44F 1/08 ; B44F 1/12 ; B41M 3/14 ; C09D 1/104 ;
Abstract
Method and preparation for the photochromic labeling and/or for protecting the authenticity of objects, in which bacteriorhodopsin materials and preparations therefrom are used for application to the objects; preference is given to using a combination of low-level and high-level security features in said bacteriorhodopsin materials and preparations therefrom.