Patents by Inventor Olaf den Hollander

Olaf den Hollander 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).

  • Use of ectoine or ectoine derivatives for oral care
    Patent number: 7048910
    Abstract: The invention relates to the use of one or more compounds selected from compounds of formulae Ia and Ib, the physiologically compatible salts of compounds of formula Ia and Ib and the stereoisomer forms of compounds of formula La and Ib, wherein R1, R2, R3, R4 and n have the meaning cited in claim 1.
    Type: Grant
    Filed: August 8, 2001
    Date of Patent: May 23, 2006
    Assignee: Merck Patent GmbH
    Inventors: Joachim Buenger, Hansjuergen Driller, Olaf den Hollander
  • Use of ectone or ectone derivatives for oral care
    Publication number: 20030190292
    Abstract: The invention relates to the use of one or more compounds selected from compounds of formulae Ia and Ib, the physiologically compatible salts of compounds of formula Ia and Ib and the stereoisomer forms of compounds of formula La and Ib, wherein R1, R2, R3, R4 and n have the meaning cited in claim 1. Said compounds can be used advantageously in a preparation suitable for oral care.
    Type: Application
    Filed: March 7, 2003
    Publication date: October 9, 2003
    Inventors: Joachim Bunger, Hansjurgen Driller, Olaf den Hollander