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. 20, 2003
Filed:
Mar. 17, 2000
Applicant:
Inventors:
Assignee:
Coloplast A/S, Humlebaek, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 1/300 ;
U.S. Cl.
CPC ...
A61F 1/300 ;
Abstract
A method for preparing a non-fibrous porous material essentially consisting of one or more hydrophilic polymeric components(s) or one or more hydrophilic polymeric component(s) and one or more pharmaceutical medicaments, the method comprising forming an aqueous solution, sol or gel comprising one or more hydrophilic polymers and/or pharmaceutical medicaments, freezing or foaming the solution, dehydrating the frozen or foamed solution leaving a non-fibrous porous material in a solid, porous form, and optionally subjecting the resulting porous material to a dry heat treatment.