Patents by Inventor Olga Renate Göhler

Olga Renate Göhler 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).

  • Method for the production of a mixture of lactide derivatives
    Patent number: 8957229
    Abstract: A mixture of cyclic diesters derived from lactic acid and in cases a mixture of a racemate of dilactide may be produced in several different processes. In some instances, the process can thereby start from the corresponding alpha-hydroxycarboxylic acids, the corresponding cyclic diesters or oligomers of the corresponding alpha-hydroxycarboxylic acids.
    Type: Grant
    Filed: August 28, 2009
    Date of Patent: February 17, 2015
    Assignees: Uhde Inventa-Fischer GmbH, Uhde GmbH
    Inventors: Rainer Hagen, Adam B. Verweij, Udo Muhlbauer, Joachim Schulze, Wolfgang Tietz, Olga Renate Göhler
  • Method for the production of a mixture of lactide derivatives
    Publication number: 20120149920
    Abstract: A mixture of cyclic diesters derived from lactic acid and in cases a mixture of a racemate of dilactide may be produced in several different processes. In some instances, the process can thereby start from the corresponding alpha-hydroxycarboxylic acids, the corresponding cyclic diesters or oligomers of the corresponding alpha-hydroxycarboxylic acids.
    Type: Application
    Filed: August 28, 2009
    Publication date: June 14, 2012
    Inventors: Rainer Hagen, Adam Bastiaan Verweij, Udo Muhlbauer, Joachim Schulze, Wolfgang Tietz, Klaus-Dieter Göhler, Olga Renate Göhler