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:
Aug. 11, 2015
Filed:
Aug. 21, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Hirotaka Fukushima, Utsunomiya, JP;
Satoko Midorikawa, Machida, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 11/08 (2006.01); C22C 27/00 (2006.01); C22C 45/00 (2006.01); C23C 14/00 (2006.01); C23C 14/06 (2006.01); C22C 14/00 (2006.01); C22C 27/02 (2006.01);
U.S. Cl.
CPC ...
C03B 11/086 (2013.01); C22C 27/00 (2013.01); C22C 45/00 (2013.01); C23C 14/0036 (2013.01); C23C 14/0641 (2013.01); C03B 2215/12 (2013.01); C03B 2215/17 (2013.01); C03B 2215/31 (2013.01); C03B 2215/32 (2013.01); C03B 2215/34 (2013.01); C22C 14/00 (2013.01); C22C 27/02 (2013.01); C22C 2204/00 (2013.01);
Abstract
An amorphous alloy contains 54 at % or more and 79 at % or less Re, 8 at % or more and 28 at % or less Ir, and 11 at % or more and 18 at % or less Nb. A molding die includes a release film composed of the amorphous alloy. A method for producing an optical element, the method including press-molding a glass preform with the molding die.