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.

Date of Patent:
Aug. 02, 1994

Filed:

Mar. 26, 1993
Applicant:
Inventors:

Youko Mitani, Suita, JP;

Kenji Muta, Shiga, JP;

Mitsuo Umemoto, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 781 ; 424 7812 ; 521 28 ;
Abstract

A pharmaceutical formulation in the form of aqueous suspension which comprises an ion exchange resin carrying an active ingredient and a suspending agent, characterized in that the formulation further contains a basic or neutral amino acid or a salt thereof as a dispersion stabilizer.


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