Patents by Inventor Nasr El-Mokdad

Nasr El-Mokdad 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).

  • Amphoteric sterols and the use thereof
    Patent number: 7407947
    Abstract: An amphoteric compound based on a sterol skeleton, the 3-position of the sterol ring system being substituted by one or more amphoteric groups having an isoelectric point of between about 4 and 9, together with liposomes containing such compounds and their uses.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: August 5, 2008
    Assignee: Novosom AG
    Inventors: Steffen Panzner, Gerold Endert, Stefan Fankhaenel, Nasr El-Mokdad
  • Amphoteric sterols and the use thereof
    Publication number: 20040120997
    Abstract: The invention relates to a sterol skeleton based compound wherein one or several amphoteric groups with an isoelectric point of between 4 and 9 are substituted on the 3rd position of the ring system, in addition to liposomes containing said compounds.
    Type: Application
    Filed: February 11, 2004
    Publication date: June 24, 2004
    Inventors: Steffan Panzner, Gerold Endert, Stefan Fankhnel, Nasr El-Mokdad