Patents by Inventor Michael Gruenberg

Michael Gruenberg 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).

  • Cell growing device for in vitro cell population expansion
    Patent number: 5763261
    Abstract: A cell growing device for in vitro cell population growth includes at least one hollow fiber cartridge having a plurality of capillaries at least one of which is selectively permeable. The flow of media out of a lumen of the cartridge is substantially blocked off thereby forcing media flowing into the lumen via an inflow opening to permeate across the capillaries of the cartridge and into the extracapillary space thereof.
    Type: Grant
    Filed: December 5, 1996
    Date of Patent: June 9, 1998
    Assignee: CellTherapy, Inc.
    Inventor: Michael Gruenberg