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. 30, 1999
Filed:
Aug. 11, 1997
Applicant:
Inventors:
Gerhard W Doell, Beverly, MA (US);
Walter P Lapatovich, Boxford, MA (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313637 ; 313493 ;
Abstract
An electrodeless high intensity discharge (EHID) lamp is disclosed for photo optical applications, such as videoprojection. The lamp contains a specific chemical fill that makes it useful as a light source for videoprojectors. The chemical fill completely vaporizes during operation, and comprises AlI.sub.3, InI, and an iodide of a metal selected from the group consisting of Th, Hf and Zr.
Quick Actions:
Doell, Gerhard. (1999). High intensity electrodeless discharge lamp with particular metal halide (U.S. Patent No. 5889368). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5889368
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile