Patents Assigned to Quality Technologies, LLC
  • Preservation of microorganisms in a vial with a cap comprising an immobilized desiccant
    Patent number: 6057151
    Abstract: The present invention provides methods and compositions for the safe, effective, and efficient storage and transport of microbial cultures and comprises a vial and cap combination wherein the cap comprises an immobilized desiccant and the vial comprises viable microorganisms lyophilized in a lyophlization medium. In particular, the present invention provides compositions and methods for the storage and transport of bacterial cultures. The present invention is suitable for use in circumstances where long-term storage of microbial cultures is desired.
    Type: Grant
    Filed: July 15, 1998
    Date of Patent: May 2, 2000
    Assignee: Quality Technologies, LLC
    Inventors: Rick Greenwood, Nathan Greene
  • Preservation of microorganisms in a vial with a cap comprising an immobilized desiccant
    Patent number: 5856172
    Abstract: The present invention provides methods and compositions for the safe, effective, and efficient storage and transport of microbial cultures. In particular, the present invention provides compositions and methods for the storage and transport of bacterial cultures. The present invention is suitable for use in circumstances where long-term storage of microbial cultures is desired.
    Type: Grant
    Filed: January 3, 1997
    Date of Patent: January 5, 1999
    Assignee: Quality Technologies, LLC
    Inventors: Rick Greenwood, Nathan Greene