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. 13, 1998
Filed:
May. 15, 1996
Applicant:
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
427 64 ; 427 64 ; 427230 ; 427236 ; 427264 ; 427287 ; 4273897 ; 427314 ; 427336 ;
Abstract
A method of producing a cathode ray tube comprising forming a phosphor layer on the inner surface of a panel of a glass bulb, forming an lacquer intermediate film on the phosphor layer, removing the lacquer intermediate film formed on the inner surface of the funnel of the glass bulb by a liquid in a state with the temperature of the glass bulb higher than the temperature of the liquid.