Patents by Inventor S. Christer Sahlberg

S. Christer Sahlberg 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).

  • 5-substituted pyrimidine nucleosides and nucleotides
    Patent number: 5576429
    Abstract: The present invention is directed to compounds of formula (I), ##STR1## wherein R.sup.1 is OH, NH.sub.2 ; R.sup.2 is a heteroaromatic or aromatic substituent; R.sup.3 is H, OH, F, OCH.sub.3 ; R.sup.4 is H, F, OH or an ether or ester residue thereof, OCH.sub.3, CN, C.dbd.CH, N.sub.3 ; R.sup.5 is OH or an ether or ester residue thereof including mono, di- and triphosphate esters (.alpha.), wherein n is 0 or 1 and M is hydrogen or a pharmaceutically acceptable counterion such as sodium, potassium, ammonium or alkylammonium; and pharmaceutically acceptable salts thereof; and pharmaceutical compositions comprising said compounds can be used for therapeutic treatment of virus infections.
    Type: Grant
    Filed: February 28, 1995
    Date of Patent: November 19, 1996
    Assignee: Medivir AB
    Inventors: Karl N. G. Johansson, Hans C. G. Malmberg, Rolf Noreen, S. Christer Sahlberg, Daniel D. Sohn, Sal o Gronowitz