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. 26, 1998
Filed:
Jun. 01, 1995
Applicant:
Inventor:
Subhash Desai, Grayslake, IL (US);
Assignee:
G. D. Searle & Co., Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424468 ; 424464 ; 424465 ; 424469 ; 424457 ;
Abstract
The present invention relates to controlled release dosage forms composed of a naproxen layer which contains a delayed release granulate of naproxen compressed with an immediate release granulate of naproxen and an immediate release naproxen sodium layer compressed with the naproxen layer, designed to promptly exert a therapeutic effect while also maintaining the therapeutic blood concentration for a prolonged duration of 24 hours.