Patents by Inventor Ralf Mehrwald

Ralf Mehrwald 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).

  • Silk Alcohol Formulations
    Publication number: 20200270316
    Abstract: The present invention relates to an aqueous formulation comprising a structural protein and an alcohol. Further, the present invention relates to a method for producing an aqueous formulation. Furthermore, the present invention relates to a pharmaceutical composition comprising the aqueous formulation comprising a structural protein and an alcohol. In addition, the present invention relates to a cosmetic composition comprising the aqueous formulation comprising a structural protein and an alcohol.
    Type: Application
    Filed: November 8, 2018
    Publication date: August 27, 2020
    Inventors: Lin RÖMER, Jens KLEIN, Ralf MEHRWALD
  • Pharmaceutical compositions comprising cyclosporin
    Patent number: 9724382
    Abstract: The invention relates to liquid pharmaceutical compositions containing: a) a therapeutically effective dose of a cyclosporin; b) an aqueous carrier liquid; c) a first solubilizing substance selected among the group of phospholipids; and d) a second solubilizing substance selected among the group of non-ionic surfactants. Preferably, the cyclosporin is liposome solubilized. The inventive composition is suitable for oral, parenteral, nasal, mucosal, topical, and particularly pulmonary application in the form of an aerosol.
    Type: Grant
    Filed: December 4, 2012
    Date of Patent: August 8, 2017
    Assignee: PARI Pharma GMBH
    Inventors: Manfred Keller, Aslihan Akkar, Ralf Mehrwald
  • Pharmaceutical compositions comprising cyclosporin
    Patent number: 9161963
    Abstract: The invention relates to liquid pharmaceutical compositions containing: a) a therapeutically effective dose of a cyclosporin; b) an aqueous carrier liquid; c) a first solubilizing substance selected among the group of phospholipids; and d) a second solubilizing substance selected among the group of non-ionic surfactants. Preferably, the cyclosporin is liposome solubilized. The inventive composition is suitable for oral, parenteral, nasal, mucosal, topical, and particularly pulmonary application in the form of an aerosol.
    Type: Grant
    Filed: November 29, 2006
    Date of Patent: October 20, 2015
    Assignee: Pari Pharma GMBH
    Inventors: Manfred Keller, Aslihan Akkar, Ralf Mehrwald
  • Method of producing lipid complexed camptothecin-carboxylate
    Publication number: 20070148221
    Abstract: An improved method for producing a cationic liposomal preparation comprising a camptothecin drug with enhanced physical and chemical stability, a cationic liposomal preparation obtainable by this method and pharmaceutical compositions thereof are disclosed.
    Type: Application
    Filed: December 23, 2004
    Publication date: June 28, 2007
    Inventors: Heinrich Haas, Christian Welz, Thomas Fichert, Ralf Mehrwald, Toralf Peymann