Patents by Inventor Daniel Dryden

Daniel Dryden 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).

  • Novel Cellular Compositions and Methods for Their Preparation
    Publication number: 20100075294
    Abstract: The present invention relates to novel cell (e.g., hepatocyte, etc.) compositions and methods for their preparation and use. In particular, the invention concerns methods of processing preparations of such cells so as to permit their repeated cryopreservation and thawing while retaining substantial viability. The invention also concerns preparations of cells (e.g., hepatocytes) that have been repeatedly cryopreserved and thawed.
    Type: Application
    Filed: September 28, 2009
    Publication date: March 25, 2010
    Inventors: Daniel Dryden, James Hardy
  • Novel Cellular Compositions and Methods for Their Preparation
    Publication number: 20100075295
    Abstract: The present invention relates to novel cell (e.g., hepatocyte, etc.) compositions and methods for their preparation and use. In particular, the invention concerns methods of processing preparations of such cells so as to permit their repeated cryopreservation and thawing while retaining substantial viability. The invention also concerns preparations of cells (e.g., hepatocytes) that have been repeatedly cryopreserved and thawed.
    Type: Application
    Filed: September 28, 2009
    Publication date: March 25, 2010
    Inventors: Daniel Dryden, James Hardy
  • Cellular compositions and methods for their preparation
    Patent number: 7604929
    Abstract: The present invention relates to novel cell (e.g., hepatocyte, etc.) compositions and methods for their preparation and use. In particular, the invention concerns methods of processing preparations of such cells so as to permit their repeated cryopreservation and thawing while retaining substantial viability. The invention also concerns preparations of cells (e.g., hepatocytes) that have been repeatedly cryopreserved and thawed.
    Type: Grant
    Filed: April 21, 2005
    Date of Patent: October 20, 2009
    Assignee: In Vitro Technologies, Inc.
    Inventors: Daniel Dryden, James Hardy
  • Novel cellular compositions and methods for their preparation
    Publication number: 20050239042
    Abstract: The present invention relates to novel cell (e.g., hepatocyte, etc.) compositions and methods for their preparation and use. In particular, the invention concerns methods of processing preparations of such cells so as to permit their repeated cryopreservation and thawing while retaining substantial viability. The invention also concerns preparations of cells (e.g., hepatocytes) that have been repeatedly cryopreserved and thawed.
    Type: Application
    Filed: April 21, 2005
    Publication date: October 27, 2005
    Applicant: In Vitro Technologies, Inc.
    Inventors: Daniel Dryden, James Hardy