Patents by Inventor Jurgen Doeding

Jurgen Doeding 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).

  • Patent number: 4910150
    Abstract: The present invention provides a test carrier for the determination of coagulation parameters, wherein it includes a test layer which contains glass fibres which are coated with polyvinyl alcohol or polyvinyl alcohol/vinyl acetate.The present invention also provides a process for the production of a glass fibre layer, wherein glass fibres are slurried in an excess of water with the addition of polyvinyl alcohol and a layer is formed according to a process conventional for the production of paper and dried at an elevated temperature.Furthermore, the present invention provides a process for the determination of coagulation parameters of blood, wherein it includes a process step in which blood is passed through a glass fibre layer which contains glass fibres which have been coated with polyvinyl alcohol or polyvinyl alcohol/vinyl acetate.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: March 20, 1990
    Assignee: Boehringer Mannheim GmbH
    Inventors: Jurgen Doeding, Hans Wielinger, Rolf Lerch
  • Patent number: 4788152
    Abstract: The present invention provides a test carrier for the determination of coagulation parameters, wherein it includes a test layer which contains silanized glass fibres which are coated with polyvinyl alcohol or polyvinyl alcohol/vinyl acetate.
    Type: Grant
    Filed: March 19, 1987
    Date of Patent: November 29, 1988
    Assignee: Boehringer Mannheim GmbH
    Inventors: Jurgen Doeding, Hans Wielinger, Rolf Lerch