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:
Jun. 21, 2005
Filed:
Aug. 26, 2002
Applicant:
David L. Clark, Horseheads, NY (US);
Inventor:
David L. Clark, Horseheads, NY (US);
Assignee:
Heraeus Holding GmbH, Hanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B037/02 ; H05B037/04 ;
U.S. Cl.
CPC ...
Abstract
A lamp system includes a light source and an elapsed time indicator system which is coupled to the light source. The elapsed time indicator system accumulates a count of elapsed time of operation of the lamp system. The count provides an indication of a life span of the lamp system.