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:
Mar. 11, 2003
Filed:
Apr. 24, 2000
Applicant:
Inventors:
Assignee:
Nippon Sheet Glass Co, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 3/356 ;
U.S. Cl.
CPC ...
B29C 3/356 ;
Abstract
A molding die having satisfactory releasability, a sol-gel composition produced using the molding die, and a process for producing a sol-gel composition. The molding die which is to be pressed against a sol-gel material for producing a sol-gel composition has a release film, e.g., a thin gold (Au) film, formed on the molding surface of the molding die through a buffer layer made of metals and/or inorganic oxides.