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:
Feb. 14, 1978
Filed:
Nov. 19, 1976
Applicant:
Inventors:
Edward A Webb, Reading, MA (US);
Nikolaos Barakitis, Haverhill, MA (US);
Keith Pigott, West Peabody, MA (US);
Assignee:
GTE Sylvania Incorporated, Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313185 ; 313174 ; 313225 ; 313229 ;
Abstract
A highly loaded ultraviolet emitting arc discharge lamp has an arc length longer than 36 inches and contains a fill of mercury, inert gas at 8-10 torr and a small amount of niobium.