Patents by Inventor Dagmar Petigk

Dagmar Petigk 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).

  • Silane compounds as additive in electrolytes for electrochemical cells
    Publication number: 20020012850
    Abstract: Silane compounds of the formula SiR1R2R3R4 wherein R1 to R4 are as defined herein are useful as additives in electrolytes for improving the properties of electrochemical cells.
    Type: Application
    Filed: June 7, 2001
    Publication date: January 31, 2002
    Applicant: MERCK PATENTGESELLSCHAFT
    Inventors: Michael Schmidt, Andreas Kuhner, Dagmar Petigk
  • Lithium salt and a process of preparing thereof
    Publication number: 20020001755
    Abstract: The invention can relate to lithium salts of the general formula (I)
    Type: Application
    Filed: April 5, 2001
    Publication date: January 3, 2002
    Applicant: MERCK PATENT GESELLSCHAFT
    Inventors: Udo Heider, Michael Schmidt, Andreas Kuhner, Dagmar Petigk