Patents by Inventor Sven Erik Sjastrand

Sven Erik Sjastrand 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).

  • Phenoxy-hydroxypropylamines, their preparation, and method and pharmaceutical preparations for treating cardiovascular diseases
    Patent number: 3996382
    Abstract: Ortho-para-substituted phenoxy-hydroxypropylamines having the general formula ##STR1## and pharmaceutically acceptable, non-toxic acid addition salts thereof, wherein R.sup.1 is alkyl or hydroxy alkyl, R.sup.2 is alkoxyalkyl, alkylthioalkyl, alkoxycarbonylaminoalkyl, or alkoxyalkoxy, and R.sup.3 is halogen, alkyl, alkenyl, alkinyl, alkoxymethyl, or alkoxy are disclosed as are methods for their preparations;Pharmaceutical preparations are prepared whose active ingredients include at least one of the newly discovered phenoxy-hydroxypropylamine compounds. Therapeutically effective doses of these preparations selectively block the .beta.-receptors of the heart making them useful in treating heart diseases in animals including humans.
    Type: Grant
    Filed: April 4, 1973
    Date of Patent: December 7, 1976
    Assignee: Aktiebolaget Hassle
    Inventors: Peder Bernhard Berntsson, Arne Elof Brandstrom, Enar Ingemar Carlsson, Stig Ake Ingemar Carlsson, Lars Ek, Benny Roger Samuelsson, Sven Erik Sjastrand, Gert Christer Strandlund, Bengt Arne Hjalmar Ablad