Patents by Inventor Frederick Peter Hauck

Frederick Peter Hauck 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).

  • Dienes useful in the preparation of 1,2,3,4,4a,5,6,7-octahydro-7-aryl-isoquinolines
    Patent number: 3953434
    Abstract: Dienes of the formula ##SPC1##Wherein R.sub.1 and R.sub.2 are hydrogen, lower alkyl, lower alkenyl, aryl-lower alkyl, aryl-lower alkenyl, or heterocycle and Z is phenyl, substituted phenyl, naphthalene or heterocycle are disclosed. These compounds are useful as intermediates in the preparation of various pharmaceutically active 1,2,3,4,-4a,5,6,7-octahydro-7-aryl-isoquinolines.
    Type: Grant
    Filed: April 11, 1975
    Date of Patent: April 27, 1976
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Frederick Peter Hauck, Joseph E. Sundeen