Patents Assigned to Perfusion Partners and Associates, Inc.
  • Centrifuge tube assembly
    Patent number: 6835353
    Abstract: A centrifuge tube assembly includes an elongate tubular receptacle and a cap that attached to the receptacle. The cap includes a pair of ports formed therethrough for communicating with an interior of the tubular receptacle. A pair of aspiration pipes having different lengths are engaged with the respective ports and extend longitudinally through the cylindrical receptacle. One of the pipes extends to a point proximate the bottom of the tubular receptacle and the other pipe extends to a level spaced above the bottom of the tube.
    Type: Grant
    Filed: June 6, 2002
    Date of Patent: December 28, 2004
    Assignee: Perfusion Partners and Associates, Inc.
    Inventors: Emery Smith, Patrick Pennie, David K. Buzenius