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. 13, 1983
Filed:
Aug. 24, 1981
Applicant:
Inventor:
George Palty, Seneca Falls, NY (US);
Assignee:
North American Philips Consumer Electronics Corp., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313355 ; 3133 / ; 313352 ; 427 77 ;
Abstract
Cathode structures for cathode ray tubes are multi-layer structures wherein the bond between the emissive coating and the substrate is improved by forming the coating from a laminate of at least two self-supporting layers of differing compositions, the bottom layer optimized for bonding to the substrate and the top layer optimized for emissive properties.