Patents by Inventor G. Neivell Allan

G. Neivell Allan 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).

  • Vacuum drying process used for manufacturing dialyzer
    Patent number: 7125516
    Abstract: A method of sterilizing and drying a dialyzer or other device, wherein a vacuum drying phase is interrupted by interspersed pulses of air or other gas. The pulses lessen the evaporative cooling effect, to thereby reduce differential shrinkage that can structurally damage the dialyzer.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: October 24, 2006
    Assignee: Fresenius USA, Inc.
    Inventors: Marion Andersen, Marvin Lyon, G. Neivell Allan, Wade Paskett
  • Vacuum drying process used for manufacturing dialyzer
    Publication number: 20040213697
    Abstract: A method of sterilizing and drying a dialyzer or other device, wherein a vacuum drying phase is interrupted by interspersed pulses of air or other gas. The pulses lessen the evaporative cooling effect, to thereby reduce differential shrinkage that can structurally damage the dialyzer.
    Type: Application
    Filed: April 23, 2003
    Publication date: October 28, 2004
    Inventors: Marlon Andersen, Marvin Lyon, G. Neivell Allan, Wade Paskett