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. 25, 1983
Filed:
Oct. 24, 1980
Applicant:
Inventors:
John M Winslow, South St. Paul, MN (US);
Kenneth G Gatzke, Lake Elmo, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430178 ; 430177 ; 430171 ; 430340 ; 430341 ; 430339 ; 430179 ;
Abstract
An imageable layer comprising a polymeric binder, a bleachable dye or a leuco dye, a nitrate salt, and a photosensitive diazonium salt, the nitrate salt in the imageable layer being capable of liberating HNO.sub.3, NO, NO.sub.2 or N.sub.2 O.sub.4 in oxidizing amounts when the layer is heated to no more than 200.degree. C. for 60 seconds.