Patents by Inventor Stefan Fankhaenel

Stefan Fankhaenel 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 liposomes and their use
    Patent number: 7858117
    Abstract: Amphoteric liposomes are proposed, which comprise positive and negative membrane-based or membrane-forming charge carriers as well as the use of these liposomes.
    Type: Grant
    Filed: May 7, 2007
    Date of Patent: December 28, 2010
    Assignee: Novosom AG
    Inventors: Steffen Panzner, Stefan Fankhaenel, Frank Essler, Cornelia Panzner, Gerold Endert
  • Amphoteric liposomes
    Patent number: 7780983
    Abstract: Amphoteric liposomes are proposed, which comprise positive and negative membrane-based or membrane-forming charge carriers as well as the use of these liposomes.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: August 24, 2010
    Assignee: Novosom AG
    Inventors: Steffen Panzner, Stefan Fankhänel, Frank Essler, Cornelia Panzner, Gerold Endert
  • 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 liposomes and their use
    Patent number: 7371404
    Abstract: Amphoteric liposomes are proposed, which comprise positive and negative membrane-based or membrane-forming charge carriers as well as the use of these liposomes.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: May 13, 2008
    Assignee: Novosom AG
    Inventors: Steffen Panzner, Stefan Fankhänel, Frank Essler, Cornelia Panzner
  • AMPHOTERIC LIPOSOMES AND THEIR USE
    Publication number: 20080031937
    Abstract: Amphoteric liposomes are proposed, which comprise positive and negative membrane-based or membrane-forming charge carriers as well as the use of these liposomes.
    Type: Application
    Filed: May 7, 2007
    Publication date: February 7, 2008
    Inventors: Steffen Panzner, Stefan Fankhaenel, Frank Essler, Cornelia Panzner, Gerold Endert
  • Sterol derivatives, liposomes comprising sterol derivatives and method for loading liposomes with active substances
    Patent number: 7312206
    Abstract: Disclosed is a sterol derivative having a pKa value of 3.5-8 according to the general formula cation-spacer 2-Y-spacer 1-X-sterol, wherein Y and X represent bonding groups. The invention also relates to liposomes containing said sterol derivatives.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: December 25, 2007
    Assignee: Novosom AG
    Inventors: Steffen Panzner, Gerold Endert, Stefan Fankhänel, Anja Behrens
  • Pharmaceutical compositions comprising an oligonucleotide as an active agent
    Publication number: 20060216343
    Abstract: A pharmaceutical composition is disclosed, which composition comprises an oligonucleotide as an active agent, the oligonucleotide being adapted to target nucleic acids encoding CD40 thereby to modulate the expression of CD40 in mammalian cells, and a liposome as an excipient. Said liposome is an amphoteric liposome. Also disclosed is a method for the treatment or prophylaxis of a disease or condition associated with the expression of CD40 in a human or non-human animal patient by administering to said patient a therapeutically or prophylactically effective amount of such a composition.
    Type: Application
    Filed: November 4, 2005
    Publication date: September 28, 2006
    Inventors: Steffen Panzner, Una Rauchhaus, Gerold Endert, Stefan Fankhaenel