Patents by Inventor Kenneth Handeland

Kenneth Handeland 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).

  • Density phase separation device
    Patent number: 8747781
    Abstract: A mechanical separator for separating a fluid sample into first and second phases is disclosed. The mechanical separator includes a float, a ballast assembly longitudinally moveable with respect to the float, and a bellows structure. The bellows structure includes a first end, a second end, and a deformable bellows therebetween. The float is attached to a portion of the first end of the bellows structure, and the ballast is attached to a portion of the second end of the bellows structure. The attached float and bellows structure includes a releaseable interference engagement therebetween. The float has a first density, and the ballast has a second density that is greater than the first density of the float.
    Type: Grant
    Filed: July 21, 2009
    Date of Patent: June 10, 2014
    Assignee: Becton, Dickinson and Company
    Inventors: Benjamin Bartfeld, Jamieson W. Crawford, Robert G. Ellis, Christopher A. Battles, Kenneth Handeland
  • Density Phase Separation Device
    Publication number: 20100160135
    Abstract: A mechanical separator for separating a fluid sample into first and second phases is disclosed. The mechanical separator includes a float, a ballast assembly longitudinally moveable with respect to the float, and a bellows structure. The bellows structure includes a first end, a second end, and a deformable bellows therebetween. The float is attached to a portion of the first end of the bellows structure, and the ballast is attached to a portion of the second end of the bellows structure. The attached float and bellows structure includes a releaseable interference engagement therebetween. The float has a first density, and the ballast has a second density that is greater than the first density of the float.
    Type: Application
    Filed: July 21, 2009
    Publication date: June 24, 2010
    Applicant: BECTON, DICKINSON AND COMPANY
    Inventors: Benjamin Bartfeld, Jamieson W. Crawford, Robert G. Ellis, Christopher A. Battles, Kenneth Handeland