Patents Assigned to Garth T. Webb
  • Method and apparatus for removing air locks within manually operated micro-filtration devices
    Patent number: 6019899
    Abstract: Currently microfiltration devices use hydrophillic membranes to sterilize liquids. Air locks may develop on the upstream side of the filter membrane within these apparatus. The present invention provides a method and apparatus for removing an air lock from the upstream side of a microfilter in a device for dispensing a sterile liquid from a storage container by forcing the liquid through a microfilter.
    Type: Grant
    Filed: June 30, 1998
    Date of Patent: February 1, 2000
    Assignee: Garth T. Webb
    Inventor: Garth T. Webb