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:
Mar. 21, 1989
Filed:
Jan. 22, 1988
Applicant:
Inventor:
Chen-Huang Hsieh, Keelung, TW;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21S / ;
U.S. Cl.
CPC ...
362217 ; 362277 ; 362282 ; 362283 ; 362319 ;
Abstract
The fluorescent lamp device has reflecting plates, its body is made by direct extrusion, and it can be cut into any desired length to match with straight-type fluorescent tubes of any length specification, and tube holders, one each at each end of the body of the device; by means of the attachment of light reflecting plates and glare-proof plates one can increase the intensity of downward straight light by 1.7 times and substantially preclude damage caused by glare of light.
Hsieh, Chen-Huang. (1989). Straight type fluorescent lamp device with light reflecting plates (U.S. Patent No. 4814958). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4814958
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