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:
Feb. 06, 1996
Filed:
Oct. 25, 1993
Applicant:
Inventors:
Erik J Bjornard, Northfield, MN (US);
Eric W Kurman, Northfield, MN (US);
Debra M Steffenhagen, Faribault, MN (US);
Assignee:
Viratec Thin Films, Inc., Faribault, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ; C23C / ; C23C / ;
U.S. Cl.
CPC ...
20429825 ; 20429807 ; 20429811 ; 20429815 ; 20429823 ; 20429826 ; 118719 ; 118720 ; 118721 ; 118728 ; 118500 ; 118504 ;
Abstract
A method and apparatus for coating a CRT screen after assembly. The method and apparatus includes isolating a surface portion of the CRT to be coated from the remaining surface to prevent or minimize coating problems resulting from outgassing and to isolate noncompatible components from the deposition environment.