Patents by Inventor Bengt Hallén

Bengt Hallén 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).

  • Therapeutic formulation for administering tolterodine with controlled release
    Patent number: 6770295
    Abstract: The present invention is drawn to a method of treating an unstable or overactive urinary bladder by treating the patient with tolterodine or a tolterodine-related compound, or pharmaceutically acceptable salt thereof, with a controlled release formulation that maintains a substantially constant serum level of the active moiety or moieties for at least 24 hours. The present invention is further drawn to a formulation for the method.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: August 3, 2004
    Assignee: Pharmacia AB
    Inventors: Bo Kreilgård, Lene Orup Jacobsen, Ulla Hoeck, Helle Kristensen, Torkel Gren, Lisbeth Nilvebrant, Anders Ringberg, Martin Wikberg, Bengt Hallén, Birgitta Olsson, Jan Strömbom
  • Pharmaceutical formulation and its use
    Patent number: 6630162
    Abstract: The invention relates to a pharmaceutical formulation containing tolterodine or a tolterodine-related compound, or a pharmacologically acceptable salt thereof, as active ingredient, in which the formulation exhibits a controlled in vitro release of the active ingredient in phosphate buffer at pH 6.8 of not less than about 80% after 18 hours, and after oral administration to a patient is capable of maintaining a substantially constant serum level of the active moiety or moieties for 24 hours. The invention also relates to the use of the pharmaceutical formulation for treating overactive bladder and gastrointestinal disorders.
    Type: Grant
    Filed: November 9, 2000
    Date of Patent: October 7, 2003
    Assignee: Pharmacia AB
    Inventors: Lisbeth Nilvebrant, Bengt Hallen, Birgitta Olsson, Jan Strombom, Torkek Gren, Anders Ringberg, Martin Wikberg