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. 21, 2008
Filed:
Jul. 22, 2005
Applicants:
Nobutaka Kunimi, Tsukuba, JP;
Jun Kawahara, Tokyo, JP;
Akinori Nakano, Tama, JP;
Keizo Kinoshita, Tokyo, JP;
Inventors:
Nobutaka Kunimi, Tsukuba, JP;
Jun Kawahara, Tokyo, JP;
Akinori Nakano, Tama, JP;
Keizo Kinoshita, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 30/08 (2006.01); C08F 38/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A copolymer film having a decreased dielectric constant which is produced by supplying at least two organic monomers as raw materials, forming a film of a copolymer comprising a backbone based on said at least two monomers on a surface of a substrate, and heating the copolymer film at a temperature higher than a temperature at which the copolymer film is formed.