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.:

US 7388050 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 17, 2008

Filed:

Dec. 23, 2004
Applicants:

Hitoshi Iwadate, Shiki, JP;

Yuji Isogai, Iruma-gun, JP;

Inventors:

Hitoshi Iwadate, Shiki, JP;

Yuji Isogai, Iruma-gun, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

A hyperbranch polymer is bonded to a pore surface existing on a SiOglass porous body, such that the hyperbranch polymer is bonded to the pore surface only at the base end moiety. The hyperbranch polymer has a first generation branched moiety branched from the base end moiety, a second generation branched moiety further branched from the first generation branched moiety, and a third generation branched moiety further branched from the second generation branched moiety. A functional group, such as sulfonic acid group, from which a proton is capable of being dissociated, is bonded by substitution to the terminal end of the third generation branched moiety.


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Iwadate, Hitoshi. (2008). Proton conductor and method for producing the same (U.S. Patent No. 7388050). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7388050

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