Patents by Inventor Torbj orn Lundstedt

Torbj orn Lundstedt 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).

  • Piperazine carboxamides
    Patent number: 5574031
    Abstract: Compounds of general formula (I) are useful for treating mental disorders, wherein R.sub.1 and R.sub.2 are the same or different and selected from hydrogen or lower alkyl; Ar are the same or different and selected from pyridyl and phenyl groups, n is 1 or 2, X is nitrogen or methine. When X is nitrogen, Y is methylene. When X is methine, Y is selected from nitrogen or oxygen. A is selected from carboxylic derivatives. The pharmacologically active salts of formula (I) are also embraced.
    Type: Grant
    Filed: January 31, 1995
    Date of Patent: November 12, 1996
    Assignee: Pharmacia Aktiebolag
    Inventors: Lisbeth Abramo, Torbj orn Lundstedt, Curt Nordvi, Knut G. Olsson, Martin Brodszki