Patents by Inventor Philip A. Rossy

Philip A. Rossy 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).

  • 6-(acylaminoaryl)-3(2H)-pyridazinone derivatives, and their use
    Patent number: 4873246
    Abstract: Novel 6-(acylaminaryl)-3(2H)-pyridazinones of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4, A and B have the meanings given in the description, and their preparation are described.The compounds have thrombocyte aggregation-inhibiting activity.
    Type: Grant
    Filed: October 8, 1986
    Date of Patent: October 10, 1989
    Assignee: BASF Aktiengesellschaft
    Inventors: Philip A. Rossy, Marco Thyes, Albrecht Franke, Horst Koenig, Hans D. Lehmann, Josef Gries, Ludwig Friedrich, Dieter Lenke