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:
Apr. 12, 2011
Filed:
Aug. 27, 2007
Applicants:
Walter P. Lapatovich, Boxford, MA (US);
James Avallon, Beverly, MA (US);
John Selverian, North Reading, MA (US);
Inventors:
Walter P. Lapatovich, Boxford, MA (US);
James Avallon, Beverly, MA (US);
John Selverian, North Reading, MA (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 61/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A high intensity arc discharge lamp having a short metal seal plug running hotter than typical of capillary seals, enables a lamp with a metal fill to achieve a vapor pressure higher than the one set by the cold spot temperature typically of a capillary seal lamp. Corrosive fill materials, such as halogens are excluded. Zinc may be used to in starting the lamp.