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:
Jun. 11, 1985

Filed:

Feb. 16, 1984
Applicant:
Inventor:

James M Dunn, Littleton, CO (US);

Assignee:

Verex Laboratories, Inc., Englewood, CO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 19 ; 424 22 ;
Abstract

A constant order release rate solid oral dosage formulation of propranolol or a pharmaceutically acceptable salt thereof, said formulation comprising: a therapeutically effective amount of propranolol or a pharmaceutically acceptable salt; from about 0.5 to 6.0 weight percent of an acid-retardant or hydrophobic cellulose derivative; from about 2.5 to 35 weight percent of a hydrogenated vegetable oil: from about 1 to 20 weight percent of an acrylic acid polymer; from about 0.5 to 4.0 weight percent of fumed silicon dioxide and from about 0.4 to 3.0 percent of a lubricant.


Find Patent Forward Citations

Dunn, James. (1985). Constant release rate solid oral dosage formulations of propranolol (U.S. Patent No. 4522804). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4522804

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…