Patents by Inventor Josef Ayzma

Josef Ayzma has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for preparing a non-fibrous porous material
    Patent number: 6565878
    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.
    Type: Grant
    Filed: March 17, 2000
    Date of Patent: May 20, 2003
    Assignee: Coloplast A/S
    Inventors: Lars Schoenfeldt, Brian Nielsen, Josef Ayzma
  • METHOD FOR PREPARING A NON-FIBROUS POROUS MATERIAL
    Publication number: 20020172708
    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.
    Type: Application
    Filed: March 17, 2000
    Publication date: November 21, 2002
    Inventors: LARS SCHOENFELDT, BRIAN NIELSEN, JOSEF AYZMA