Patents by Inventor Dierk Martin

Dierk Martin 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).

  • Condensed palatinose and method for producing the same
    Publication number: 20050238777
    Abstract: The invention relates to a novel palatinose condensation product which is obtained by condensing the disaccharide palatinose in a molten mass of palatinose, water and an organic acid.
    Type: Application
    Filed: June 13, 2003
    Publication date: October 27, 2005
    Inventors: Michael Klingeberg, Markwart Kunz, Jan Looft, Dierk Martin, Mohammed Munir, Manfred Vogel
  • 5-(.alpha.-D-glucopyranosyloxymethyl)-furan-2-carboxaldehyde
    Patent number: 5218098
    Abstract: 5-(.alpha.-D-glucopyranosyloxymethyl)-furan-2-carboxaldehyde (GMF) is produced from isomaltulose by heating a solution of isomaltulose in a strongly polar aprotic solvent in the presence of an acidic ion-exchanger, either batchwise or by percolation of the solution through a column filled with the ion-exchanger. Novel derivatives of GMF of the formula (I) ##STR1## wherein R' is a hydrogen atom, an acyl group or an alkyl group and X represents --CH.sub.2 OH, --COOH, --C(H).dbd.NOH, --CN, --CH.sub.2 NHR" or --CH.dbd.CR"R'", where R" is a hydrogen atom, an acyl or aryl group or an alkyl group with up to 20 C atoms and R'" is a hydrogen atom, --NO.sub.2, --CN, --COOalkyl or acyl are described, and also their preparation and use for the preparation of surface-active compounds.
    Type: Grant
    Filed: October 31, 1990
    Date of Patent: June 8, 1993
    Assignee: Sudzucker AG Mannheim/Ochsenfurt
    Inventors: Frieder W. Lichtenthaler, Dierk Martin, Thomas Weber, Hubert Schiweck