Patents by Inventor Rolf Attstrom

Rolf Attstrom 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).

  • Saliva substitute
    Patent number: 5260282
    Abstract: A saliva substitute, the characteristic feature of which is that it comprises water-soluble linseed polysaccharides. Said substitute is preferably in the form of an aqueous solution having a viscosity within the range of 1-30 mPa.s, most preferably 2-10 mPa.s. The substitute can be prepared by extracting the polysaccharides from linseed by means of water or a water solution containing inorganic salts. In addition to the fact that said substitute is useful as a saliva substitute it can also be utilized as a carrier for pharmaceuticals adapted for oral applications.
    Type: Grant
    Filed: April 6, 1992
    Date of Patent: November 9, 1993
    Assignee: Camurus AB
    Inventors: Rolf Attstrom, Per O. Glantz, Hakan Hakansson, Kare Larsson