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. 23, 1982
Filed:
Feb. 04, 1980
Applicant:
Inventors:
Thomas J Hammond, Penfield, NY (US);
Karl A Northrup, Rochester, NY (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313493 ; 313488 ; 313220 ; 313274 ; 313318 ;
Abstract
A tubular arc low pressure discharge lamp is disclosed which has its end electrodes connected through the lamp envelope then to the tube pins. This permits the electrodes to be physically located closer to the lamp ends and decrease end illumination falloff.