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:
Jul. 02, 1991
Filed:
Mar. 08, 1990
Applicant:
Inventor:
Mitsuo Narita, Takasago, JP;
Assignee:
Ushio Denki Kabushiki Kaisha, , JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313641 ; 313642 ; 313638 ; 313639 ; 313640 ;
Abstract
Disclosed herein is a lighting lamp having a light-emitting tube in which lutetium (Lu), lithium (Li) and a halogen are sealed together with mercury and a rare gas. The lighting lamp satisfies the following conditions (1) and (2):
Narita, Mitsuo. (1991). Compact discharge lamp for use in optical projection systems (U.S. Patent No. 5028843). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5028843
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