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:
Nov. 24, 2009
Filed:
Mar. 04, 2005
Yue (Helen) Xu, Burlington, CA;
Alexander Kosyachkov, Mississauga, CA;
Guo Liu, Brampton, CA;
Xingwei Wu, Brampton, CA;
Joe Acchione, Caledon, CA;
Yue (Helen) Xu, Burlington, CA;
Alexander Kosyachkov, Mississauga, CA;
Guo Liu, Brampton, CA;
Xingwei Wu, Brampton, CA;
Joe Acchione, Caledon, CA;
Ifire IP Corporation, Oakville, Ontario, CA;
Abstract
A physical vapor deposition method for the deposition of thioaluminate phosphor compositions includes providing one or more source materials including an intermetallic barium aluminum compound, a barium aluminum alloy or a protected barium metal, providing an activator species and effecting deposition of the one or more source materials and activator species as a phosphor composition on a selected substrate. The method allows for the deposition of blue thin film electroluminescent phosphors with high luminance and colors required for TV applications.