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. 16, 2003
Filed:
Oct. 24, 2000
Applicant:
Inventors:
Mitsutoshi Hasegawa, Yokohama, JP;
Kazuya Shigeoka, Yokohama, JP;
Yutaka Arai, Atsugi, JP;
Hiroharu Ueda, Isehara, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/716 ;
U.S. Cl.
CPC ...
H01J 1/716 ;
Abstract
An envelope includes a face plate, a rear plate arranged so as to be opposite to the face plate, an outer frame arranged between the face and rear plates and surrounding a circumference, and a face plate joining portion for joining the outer frame and the face plate. A rear plate joining portion joins the outer frame and the rear plate to each other, with one or both of the face plate joining portion and the rear plate joining portion including a sealant having a seal function and an adhesive having an adhesive function.