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:
Jan. 12, 1988
Filed:
Feb. 27, 1986
Applicant:
Inventors:
Wolfgang Schrott, Ludwigshafen, DE;
Peter Neumann, Wiesloch, DE;
Assignee:
BASF Aktiengesellshaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; G03C / ; G01D / ; G01D / ;
U.S. Cl.
CPC ...
430270 ; 430945 ; 346 / ; 3461351 ; 4284111 ;
Abstract
The novel recording materials contain triquinocyclopropanes of the formula (I) ##STR1## where R.sup.1, R.sup.2 and R.sup.3 independently of one another are each C.sub.1 -C.sub.12 -alkyl, in a polymer layer, and can be written on and read by means of a semiconductor laser. The information written has a high signal-to-noise ratio.
Quick Actions:
Schrott, Wolfgang. (1988). Optical recording material (U.S. Patent No. 4719170). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4719170
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile