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. 22, 2010
Filed:
Mar. 13, 2006
Applicants:
Marcel Rene Boehmer, Singapore, SG;
Theodora Antonia Petra Maria Keursten, Eindhoven, NL;
Inventors:
Marcel Rene Boehmer, Singapore, SG;
Theodora Antonia Petra Maria Keursten, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of preparing a light-absorbing layer applied to a lamp vessel of an electric lamp. At least a part of the lamp vessel is provided with a light-absorbing coating which has stabilized pigments incorporated in a sol-gel matrix. In order to stabilize the pigments, an aminosilane is added.