Patents by Inventor Edmund R. Lax

Edmund R. Lax 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 and device for local application and removal of active substances against solid tumors
    Patent number: 5209717
    Abstract: Described are a method and a device for the application and the removal of locally applied active substances against solid tumors, which device consists of a catheter (1) to be positioned distally to the tumor for the collection of blood coming from the tumor, a pump (2) and a catheter (3) connected thereto and returning the blood into the body. The device is characterized in that between the two catheters (1, 3) there is present at least one container (4) capable of allowing blood to pass therethrough and containing immobilized substances having high affinity against the applied active substance.
    Type: Grant
    Filed: July 26, 1988
    Date of Patent: May 11, 1993
    Assignee: Pharma Biotechnologie Hannover GmbH
    Inventors: Hans-Joachim Schmoll, Ekkehard Schmoll, Edmund R. Lax
  • Device for the removal of therapeutic substances locally applied for use against solid tumors
    Patent number: 4820261
    Abstract: A device for the removal of active substances locally applied against solid tumors consists of a catheter (1) to be positioned distally to the tumor for the collection of blood coming from the tumor, a pump (2) anda catheter (3) connected thereto and returning the blood into the body. The device is characterized in that between the two catheters (1, 3) there is present at least one container (4) capable of allowing blood to pass therethrough and containing immobilized antibodies against the applied active substance.
    Type: Grant
    Filed: August 19, 1987
    Date of Patent: April 11, 1989
    Assignee: Bissendorf Peptide GmbH
    Inventors: Hans-Joachim Schmoll, Ekkehard Schmoll, Edmund R. Lax