Patents by Inventor Bengt Eric Sigvard Kjellberg

Bengt Eric Sigvard Kjellberg 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).

  • Piperidino-butyrophenones
    Patent number: 4070473
    Abstract: Novel gamma-(4-lower-alkyl-4-lower-alkoxypiperidino)-p-fluorobutyrophenones and acid addition salts thereof, useful as central depressants, e.g., neuroleptics (antipsychotics). Pharmaceutical compositions thereof and method of treating therewith.
    Type: Grant
    Filed: November 19, 1975
    Date of Patent: January 24, 1978
    Assignee: AB Ferrosan
    Inventors: Sven Eric Harry Hernestam, Bengt Eric Sigvard Kjellberg, Knut Gunnar Olsson