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. 08, 1991
Filed:
Jan. 31, 1989
Applicant:
Inventor:
Thomas C Riley, Jr, St. Louis, MO (US);
Assignee:
KV Pharmaceutical Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424436 ; 514966 ; 514967 ;
Abstract
Solid delivery systems which at body temperature exhibit controlled release and bioadherence characteristics. These systems are emulsions which are water in oil in nature and whose internal phase is greater than that of the external phase. That is, the internal phase comprises at least 60% of the system.