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. 18, 2004
Filed:
Jun. 03, 2002
Kiyoyuki Okunaga, Hikone, JP;
Yoshirou Kitamura, Nagahama, JP;
Tatsuya Gotou, Hikone, JP;
Masahiko Ohji, Moriyama, JP;
Kazuo Hadano, Otsu, JP;
Nippon Electric Glass Co., Ltd., Otsu, JP;
Abstract
In a PDP barrier ribs material comprising glass powder and silica-based filler powder, the silica-based filler powder comprises fused silica powder and &agr;-quartz powder. At least a part of the silica-based filler powder is spherical filler powder. The remaining part of the silica-based filler powder may be aspherical filler powder. In this case, the ratio of the spherical filler powder and the aspherical filler powder may be 30:70 to 100:0 in mass ratio.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile