Patents by Inventor Arend Jan Schouten

Arend Jan Schouten 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).

  • Polyacylurethanes based on diisocyanates and polyesterpolyols
    Patent number: 7786326
    Abstract: The present invention relates to a polyacylurethane having the following general formula (I) and a process for the preparation of such polyacylurethane. Preferred embodiments of the polyacylurethanes according to the invention have elastomeric properties. The polyacylurethanes can suitable be used in biodegradable, biocompatible and/or biomedical devices.
    Type: Grant
    Filed: July 21, 2005
    Date of Patent: August 31, 2010
    Assignee: Stichting Voor de Technische Wetenschappen
    Inventors: Ralf Guillaume Jean Catharina Heijkants, Arend Jan Schouten, Leendert Willem Schwab, Frans Vincent Roukes, Albert Johan Pennings
  • Polyacylurethanes Based on Diisocyanates and Polyesterpolyols
    Publication number: 20080214771
    Abstract: The present invention relates to a polyacylurethane having the following general formula (I) and a process for the preparation of such polyacylurethane. Preferred embodiments of the polyacylurethanes according to the invention have elastomeric properties. The polyacylurethanes can suitable be used in biodegradable, biocompatible and/or biomedical devices.
    Type: Application
    Filed: July 21, 2005
    Publication date: September 4, 2008
    Inventors: Ralf Guillaume Jean Catharina Heijkants, Arend Jan Schouten, Leendert Willem Schwab, Frans Vincent Roukes, Albert Johan Pennings