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. 24, 2003
Filed:
Feb. 11, 2000
Yoshitaka Jimura, Takashima-gun, JP;
Masaaki Hayashi, Otsu, JP;
Nippon Electric Glass Co., Ltd., Otsu, JP;
Abstract
A CRT frit for use in sealing a panel and a funnel of a CRT bulb comprises non-crystallizing glass powder and refractory filler powder. The non-crystallizing glass powder consists essentially of, by weight percent, 75-90% PbO, 7-20% B O , 0-8% ZnO, 0-5% SiO , and 0.1-8% Al O +Fe O . The mixing ratio of the non-crystallizing glass powder and the refractory filler powder is within a range between 95:5 and 55:45 in weight ratio. The coefficient of thermal expansion at a temperature between 30 and 250° C. is within a range between 80 and 90×10 /° C.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile