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. 31, 2000
Filed:
Dec. 09, 1998
Applicant:
Inventors:
Mitsuo Kinoshita, Aichi, JP;
Kazuhisa Okada, Aichi, JP;
Assignee:
Takemoto Yushi Kabushiki Kaisha, Aichi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
5263184 ; 526318 ; 526320 ; 5263285 ; 526332 ;
Abstract
Cement dispersants which contain two specified kinds of water-soluble vinyl copolymers mixed at a specified ratio can produce cement compositions such as concrete with water/cement ratio of 20-40 weight % with a reduced slump loss and provide a high early strength.