Patents by Inventor Michael Schleehahn

Michael Schleehahn 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).

  • Glycine particles
    Patent number: 11174218
    Abstract: The present invention relates to compacted glycine granules, where at least 75% of the granules have a particle size of above 0.7 mm, and to a process for the preparation and use of granules of this type.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: November 16, 2021
    Assignee: Merck Patent GmbH
    Inventors: Harald Benk, Gudrun Birk, Melina Decker, Dieter Lubda, Guenter Moddelmog, Harald Muessig, Tanino Scaramuzza, Michael Schleehahn
  • GLYCINE PARTICLES
    Publication number: 20190047942
    Abstract: The present invention relates to compacted glycine granules, where at least 75% of the granules have a particle size of above 0.7 mm, and to a process for the preparation and use of granules of this type.
    Type: Application
    Filed: January 24, 2017
    Publication date: February 14, 2019
    Applicant: Merck Patent GmbH
    Inventors: Harald BENK, Gudrun BIRK, Melina DECKER, Dieter LUBDA, Guenter MODDELMOG, Harald MUESSIG, Tanino SCARAMUZZA, Michael SCHLEEHAHN
  • Method for enzymatic splitting of rutinosides
    Patent number: 6420142
    Abstract: Disclosed is a method for enzymatic splitting of rutinosides, whereby rhamnose and/or corresponding glucopyranosides is/are obtained The inventive method is carried out in the presence of a solvent mixture made up of water and one or several organic solvents.
    Type: Grant
    Filed: April 25, 2001
    Date of Patent: July 16, 2002
    Assignee: Merck Patent Gesellschaft
    Inventors: Herwig Buchholz, Thomas Koppe, Michael Schleehahn
  • Indicators for determining the proton concentration of strongly alkaline aqueous solutions
    Patent number: 5747656
    Abstract: The invention relates to indicators for determine the proton concentration of strongly alkaline aqueous solutions which contain compounds of the formula (I) ##STR1## in which ##STR2##
    Type: Grant
    Filed: June 1, 1995
    Date of Patent: May 5, 1998
    Assignee: Merck Patent Gesellschaft Mit Beshrankter Haftung
    Inventors: Wolfgang Fischer, Sylvia Baum, Thorsten Hartig, Michael Schleehahn