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:
May. 04, 2004
Filed:
Apr. 22, 2002
Applicant:
Inventors:
James E. Oetken, Winchester, KY (US);
Cynthia J. Labant, St. Marys, PA (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 5/16 ;
U.S. Cl.
CPC ...
H01J 5/16 ;
Abstract
An electric lamp ( ) which emits a blue color when energized and which comprises a light transmissive envelope ( ) enclosing an electric light source ( ) within, said envelope ( ) having a surface ( ) on which is a coating comprising sulfate precipitated silica, aluminum silicate pigment, and cobalt blue aluminate spinel. The lamp is useful in appliances such as refrigerators.
Oetken, James. (2004). Blue incandescent appliance lamp (U.S. Patent No. 6731051). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6731051
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile