Patents by Inventor Trond Vegard Jacobsen

Trond Vegard Jacobsen 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).

  • Liposomes
    Patent number: 5676928
    Abstract: The invention provides a diagnostic composition for administration to human or animal subjects, the composition containing multilamellar liposomes, optionally together with unilamellar liposomes, the liposomes containing at least one imaging agent and being suspended in an aqueous medium containing said imaging agent, wherein the liposomes comprise a neutral phospholipid and a charged phospholipid, the average particle diameter of the liposomes is 50-3000 nm and the concentration of imaging agent in any aqueous phase filling the interior of the liposomes is substantially the same as that in the aqueous medium in which the liposomes are suspended. The contrast agents concerned are typically X-ray, MRI or ultrasound contrast agents.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: October 14, 1997
    Assignees: Nycomed Imaging AS, Daiichi Pharmaceutical Co., Ltd.
    Inventors: Jo Klaveness, Arne Berg, Trond Vegard Jacobsen, Pal Rongved, Thorfinn Ege, Hiroshi Kikuchi, Kiyoto Yachi