Patents by Inventor Ranier Obermeier

Ranier Obermeier 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).

  • Process for isolating basic proteins from protein mixtures
    Patent number: 5101013
    Abstract: Basic proteins are isolated from protein mixtures which contain such basic proteins and which are obtained by enzymatic clevage of proinsulin and/or its derivatives of natural, semisynthetic or genetic engineering origin by ion exchanger chromatography on strongly acid cation exchangers.
    Type: Grant
    Filed: August 9, 1988
    Date of Patent: March 31, 1992
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Michael Dorschug, Ranier Obermeier