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:
Oct. 12, 1999
Filed:
Apr. 30, 1998
Applicant:
Inventors:
Yutaka Segawa, Funabashi, JP;
Toshihiro Ohashi, Funabashi, JP;
Assignee:
Asahi Glass Company Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
6537411 ; 65 26 ; 6537412 ; 6537413 ;
Abstract
A mold for forming glass, which comprises a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material formed on the sidewall portion, and a coating film of high hardness material having oxidation resistance, formed on the face portion.