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:
Oct. 22, 1985
Filed:
Mar. 06, 1984
Applicant:
Inventors:
Gebran J Sabongi, Woodbury, MN (US);
Stephen S Poon, Harlow, GB;
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430332 ; 430348 ; 430350 ; 430517 ; 430522 ; 430339 ;
Abstract
An imagewise bleachable composition is described comprising a dye in reactive association with a mesoionic compound. The composition may be bleached by radiation at wavelengths between 200 and 1000 nm.