WO 02/00870, Method For Transfecting Cells Using A Magnetic Field. Bergemann Christian; Plank Christian. European and US patent application.

WO 01/38547, Polypeptides Comprising Multimers Of Nuclear Localization Signals or of Protein Transduction Domains and Their Use for Transferring Molecules into Cells. Rosenecker Joseph; Plank Christian; Ritter Wolfgang; Rudolph Carsten Martin. European and international patent application.

US 6,274,322, Composition for introducing nucleic acid complexes into higher eucaryotic cells. Oberhauser Berndt; Birnstiel Max L; Cotten Matthew; Plank Christian; Wagner Ernst; Zatloukal Kurt; Schmidt Walter G M; Curiel David T. Date of patent: Aug. 14, 2001.

WO 01/00709, Copolymers for the Transfer of Nucleic Acids to the Cell. Plank Christian; Finsinger Dirk. European and international patent application.

WO 01/00708, Combinations for Introducing Nucleic Acids into Cells. Plank Christian, Scherer Franz, Stemberger Axel. European and international patent application.

US 5,981,273, Composition Comprising an Endosomolytic Agent for Introducing Nucleic Acid Complexes into Higher Eucaryotic Cells. Oberhauser Berndt; Birnstiel Max L; Cotten Matthew; Plank Christian; Wagner Ernst; Zatloukal Kurt; Schmidt Walter G M; Curiel David T. Date of patent: Nov. 9, 1999.