Patents by Inventor Max F. Zuger

Max F. Zuger 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 to produce alpha-substituted derivatives of 3-hydroxypropionic acid
    Patent number: 4734367
    Abstract: The manufacture of optically active compounds of the formula ##STR1## wherein R.sup.1 signifies alkyl, phenyl or benzyl and R.sup.2 signifies hydrogen or a customary ester residue,by the fermentative reduction of compounds of the formula ##STR2## wherein R.sup.1 and R.sup.2 have the above significance. The compounds obtained are valuable intermediates in organic syntheses.
    Type: Grant
    Filed: November 23, 1984
    Date of Patent: March 29, 1988
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Hans G. W. Leuenberger, Peter K. Matzinger, Dieter Seebach, Max F. Zuger