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:
Jul. 21, 2009
Filed:
May. 02, 2005
Keiichiro Tsubaki, Kawasaki, JP;
Masayuki Ikegami, Atsugi, JP;
Koichi Sato, Atsugi, JP;
Ikuo Nakazawa, Zama, JP;
Ryuji Higashi, Atsugi, JP;
Sakae Suda, Sagamihara, JP;
Keiko Yamagishi, Ebina, JP;
Keiichiro Tsubaki, Kawasaki, JP;
Masayuki Ikegami, Atsugi, JP;
Koichi Sato, Atsugi, JP;
Ikuo Nakazawa, Zama, JP;
Ryuji Higashi, Atsugi, JP;
Sakae Suda, Sagamihara, JP;
Keiko Yamagishi, Ebina, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A polymer compound of a block polymer containing at least three block segments each having a repeating unit structure comprising a polyalkenyl ether structure comprises a repeating unit structure having a silyl ether side chain represented by the formula (1) in at least one block segment of the block polymer and a repeating unit structure containing one kind or two or more kinds of either a side chain having an ionic functional group represented by the formula (2) or an ester-type functional group obtained by esterifying the ionic functional group in at least one other block segment.