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 6667059 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 23, 2003

Filed:

May. 30, 2001
Applicant:
Inventors:

I-Lan T. Sue, San Jose, CA (US);

Pou-Hsiung Wang, Pasadena, CA (US);

Lori McDonald Smith, San Deigo, CA (US);

Assignee:

Ancile Pharmaceuticals, Inc., San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/32 ; A61K 9/34 ; A61K 9/36 ; A61K 9/38 ; A61K 9/40 ;
U.S. Cl.
CPC ...
A61K 9/32 ; A61K 9/34 ; A61K 9/36 ; A61K 9/38 ; A61K 9/40 ;
Abstract

A coating for masking or reducing the detectable presence of certain characteristic odor or odors, taste or tastes of pharmaceutical preparations, particularly Valerian extracts, is described. The coating comprises from one to three coating compartments, in any combination or as a single-layer amalgam. The first coating compartment comprises a hydroxyalkyl cellulose and an anti-tackiness agent. The second coating compartment may comprise a sugar and at least one anti-tackiness agent. The third coating compartment may comprise a methacrylate copolymer, a hydroxyalkyl cellulose and an anti-tackiness agent.


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