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:
Jul. 22, 1997
Filed:
Jul. 10, 1995
Applicant:
Inventors:
Peter Britton, Scotch Plains, NJ (US);
Patricia Flanagan, Naperville, IL (US);
William P Hart, Freehold, NJ (US);
Deborah Linkin, Maderia Beach, FL (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61J / ; A61K / ;
U.S. Cl.
CPC ...
427-219 ; 34284 ; 34287 ; 261D / ; 424430 ; 424433 ; 424434 ; 424435 ; 514182 ; 514945 ; 514965 ;
Abstract
The invention relates to a muco-adherent, soluble device for administering active ingredients, a method of using said device, and an improved method of manufacturing said device using a continuous, enclosed mixing device capable of operating under pressure. The devices of the invention, which comprise a lyophilized foam and an active ingredient, have a dissolution time of at least about 8 hours, and preferably at least about 24 hours, and can provide for the sustained and/or controlled release of an active ingredient for up to about 24 hours.