Patents by Inventor Harm J. Panneman

Harm J. Panneman 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).

  • Carboxyimidamide derivatives
    Patent number: 4499105
    Abstract: The present invention is dealing with compounds of the formula: ##STR1## and pharmaceutically acceptable salts thereof, in which n and m represent the number 1 or 2, X and Y hydrogen, alkyl (1-4 C), alkoxy (1-4 C), hydroxy, halogen, hydroxymethyl, trifluoromethyl, acyl (1-4 C), acyloxy (1-4 C) or the group NR.sub.x R.sub.y, in which R.sub.x and R.sub.y represent hydrogen, alkyl (1-4 C) or a sulphonyl group and R represents the group ##STR2## in which R.sub.1 and R.sub.2 represent hydrogen, alkyl (1-4 C), hydroxy, alkoxy (1-4 C), phenylalkoxy (7-10 C), acyloxy, amino or mono or dialkyl (1-4 C) amino, having potent platelet aggregation inhibiting properties.
    Type: Grant
    Filed: December 28, 1982
    Date of Patent: February 12, 1985
    Assignee: Akzo N.V.
    Inventor: Harm J. Panneman