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. 14, 1986
Filed:
Jan. 24, 1985
Applicant:
Inventors:
Hajime Morishita, Tokyo, JP;
Kiyoshi Miura, Tokyo, JP;
Osamu Sasaya, Mobara, JP;
Saburo Nonogaki, Mobara, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
430 28 ; 427 541 ; 427 68 ; 534562 ;
Abstract
A process for forming a pattern on the interior side of a face plate of a color picture tube by using a photosensitive composition comprising p-diazo-N,N-dimethylaniline chloride-zinc chloride double salt and a p-diazo-bromophenol chloride-zinc chloride double salt and conducting imagewise exposure of coated film of the photosensitive composition to light and contacting with powder particles at least one time gives higher sensitivity compared with a conventional process.