Patents by Inventor Ulrich Schoellkopf

Ulrich Schoellkopf 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 the preparation of dipeptides with C-terminal non-proteinogenous amino acids
    Patent number: 5157145
    Abstract: Process for producing dipeptides from non-proteinogenic amino acids with terminal carbon atoms.
    Type: Grant
    Filed: July 17, 1990
    Date of Patent: October 20, 1992
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schoellkopf, Ulrich Groth, Meinolf Lange
  • Process for preparing peptides with N-terminal non-proteinogenous amino acids
    Patent number: 5138071
    Abstract: A process for preparing dipeptides with N-terminal non-proteinogenous amino acids of the formula ##STR1## in which R.sup.1 to R.sup.6 have the meaning stated in the description, from compounds of the formula ##STR2## is described.
    Type: Grant
    Filed: March 18, 1991
    Date of Patent: August 11, 1992
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schoellkopf, Ulrich Groth, Meinolf Lange
  • Chirally substituted 2-imidazolin-5-ones
    Patent number: 4280008
    Abstract: Chirally substituted 2-imidazolin-5-ones and their use as intermediates for the preparation of optically active aminoacids, especially of optically active .alpha.-substituted aminoacids.
    Type: Grant
    Filed: December 16, 1977
    Date of Patent: July 21, 1981
    Assignee: BASF Aktiengesellschaft
    Inventors: Ulrich Schoellkopf, Hans-Heinrich Hausberg, Walter Boell, Hans-Joachim May, Horst Koenig