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:
Jun. 23, 1992
Filed:
Aug. 06, 1990
Applicant:
Inventors:
Andre Honnorat, Annecy, FR;
Claude Riou, Chemin des Trappes, FR;
Assignee:
Aussedat-Rey, , FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21H / ;
U.S. Cl.
CPC ...
162140 ; 162162 ; 162158 ; 1621812 ; 162165 ;
Abstract
A forgery proof safety paper comprises, on its surface and/or in the body of a paper substrate, at least one compound of the formula ##STR1## wherein R.sub.1 is H or OH, and R.sub.2 is H, COOH, CHO, COR, COOR or alkyl, R being a substituted or unsubstituted, linear, cyclic or aromatic hydrocarbon chain.
Honnorat, Andre. (1992). Forgery-proof security paper and aqueous or organic composition (U.S. Patent No. 5123999). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5123999
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile