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:
Apr. 01, 2014
Filed:
May. 22, 2013
Applicant:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Inventors:
Takashi Naito, Funabashi, JP;
Shinichi Tachizono, Narita, JP;
Kei Yoshimura, Inba, JP;
Yuji Hashiba, Narita, JP;
Keiichi Kanazawa, Ome, JP;
Shinji Yamada, Tsukuba, JP;
Satoru Amou, Hitachi, JP;
Hiroki Yamamoto, Hitachi, JP;
Takuya Aoyagi, Hitachi, JP;
Assignee:
Hitachi Chemical Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 3/21 (2006.01); C03C 8/00 (2006.01); C03C 8/08 (2006.01); C03C 8/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A low softening point glass composition, which is substantially free from lead, bismuth and antimony and comprises oxides of vanadium, phosphorous, tellurium and iron, a softening point of the composition being 380° C. or lower.