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.

Date of Patent:
Apr. 15, 2003

Filed:

Feb. 22, 2000
Applicant:
Inventor:

Katsumi Ebara, Saitama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 3/300 ;
U.S. Cl.
CPC ...
F21V 3/300 ;
Abstract

Vent holes are provided in a case for holding a bulb and a reflector for the bulb. The vent holes are covered with moisture permeation preventive watertight sheets, respectively. With this configuration, it is possible to prevent permeation of water from outside into a lamp, and ensures ventilation of the inside of the lamp.


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