Patents by Inventor Antje Rueckriegel

Antje Rueckriegel 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).

  • Method for the algicidal treatment of water
    Patent number: 5783091
    Abstract: Algicides are added to water for the algicidal treatment of the water, especially swimming-pool water. The disadvantages of known methods can be avoided or reduced if chlorohexidine or a salt thereof is used as algicide. Chlorohexidine and its salts are distinguished by a broad spectrum of algicidal action at very low concentrations of use.
    Type: Grant
    Filed: May 13, 1996
    Date of Patent: July 21, 1998
    Assignee: Degussa Aktiengesellschaft
    Inventors: Peter Werle, Jolanta Holinej, Antje Rueckriegel