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:
May. 23, 1989
Filed:
Feb. 26, 1988
Applicant:
Inventors:
Wallace C Snipes, Centre County, PA (US);
Stephen J Wagner, Centre County, PA (US);
Assignee:
Zetachron, Inc., State College, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L / ;
U.S. Cl.
CPC ...
424456 ; 424495 ;
Abstract
The invention is directed to a pharmaceutical composition comprising a microencapsulated potassium salt encapsulated in a shell wall consisting essentially of from about 85% to about 97% ethyl cellulose and from about 3% to about 15% of an amphiphile based on the weight of the shell wall; wherein the weight of said shell wall is from about 3% to about 15% of the total weight of the microencapsulated potassium salt.