Patents by Inventor Sven Erik Sjostrand

Sven Erik Sjostrand 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 propanolamines
    Patent number: 4078146
    Abstract: New amines of the formula ##STR1## wherein the radicals R.sup.1, R.sup.2 and R.sup.3 may be any of a variety of groups described below, several methods for preparing them and the use thereof in the treatment of cardiovascular diseases, particularly in blocking cardial and vascular beta-receptors.
    Type: Grant
    Filed: November 24, 1976
    Date of Patent: March 7, 1978
    Assignee: Aktiebolaget Hassle
    Inventors: Peder Bernhard Berntsson, Arne Elof Brandstrom, Enar Ingemar Carlsson, Stig Ake Ingemar Carlsson, Lars Ek, Benny Roger Samuelsson, Sven Erik Sjostrand, Gert Christer Strandlund, Bengt Arne Hjalmar Ablad
  • Substituted 2-[pyridylalkylenesulfinyl]-benzimidazoles with gastric acid secretion inhibiting effects
    Patent number: 4045563
    Abstract: Compounds having the structural formula ##STR1## PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME, AND THE USE THEREOF FOR AFFECTING GASTRIC ACID SECRETION; INTERMEDIATE PRODUCTS HAVING THE STRUCTURAL FORMULA ##STR2## AND METHODS FOR PREPARING THE SAME.
    Type: Grant
    Filed: November 11, 1975
    Date of Patent: August 30, 1977
    Assignee: AB Hassle
    Inventors: Peder Bernhard Berntsson, Stig Ake Ingemar Carlsson, Lars Erik Garberg, Ulf Krister Junggren, Sven Erik Sjostrand, Gunhild Wika VON Wittken Sundell
  • Benzimidazole derivatives useful as gastric acid secretion inhibitors
    Patent number: 4045564
    Abstract: Compounds having the structure ##STR1## AS WELL AS PHARMACEUTICAL COMPOSITIONS CONTAINING THE SAME AND A METHOD OF INHIBITING THE GASTRIC ACID SECRETION BY ADMINISTERING THEM.
    Type: Grant
    Filed: February 4, 1976
    Date of Patent: August 30, 1977
    Assignee: AB Hassle
    Inventors: Peder Bernhard Berntsson, Stig Ake Ingemar Carlsson, Lars Erik Garberg, Ulf Krister Junggren, Sven Erik Sjostrand, Gunhild Wika VON Wittken Sundell
  • Substituted ureido alkylene phenoxy propanolamines
    Patent number: 4035420
    Abstract: New amines of the formula ##STR1## wherein the radicals R.sup.1, R.sup.2 and R.sup.3 may be any of a variety of groups described below, several methods for preparing them and the use thereof in the treatment of cardiovascular diseases, particularly in blocking cardial and vascular beta-receptors.
    Type: Grant
    Filed: October 2, 1975
    Date of Patent: July 12, 1977
    Assignee: Aktiebolaget Hassle
    Inventors: Peder Bernhard Berntsson, Arne Elof Brandstrom, Enar Ingemar Carlsson, Stig Ake Ingemar Carlsson, Lars Ek, Gustav Benny Roger Samuelsson, Sven Erik Sjostrand, Gert Christer Strandlund, Bengt Arne Hjalmar Ablad