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:
Jan. 08, 1991
Filed:
Dec. 15, 1988
Applicant:
Inventors:
Norman G Gaylord, New Providence, NJ (US);
Ashok Nigalaye, East Rockaway, NY (US);
Assignee:
Forest Laboratories, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424465 ; 424433 ; 424434 ; 424435 ; 424436 ; 424464 ;
Abstract
A therapeutically active solid unit dosage form comprising a carrier base material combined with a therapeutically active medicament and shaped and compressed to a solid unit dosage form having a controlled and sustained release pattern upon administration, the carrier base material comprising a mixture of one or more nonionic cellulose ethers and an alkali metal carboxylate, wherein at least one of the cellulose ethers is hydroxypropylmethylcellulose having a number average molecular weight of at least 50,000.