Patents by Inventor Robert W. Webb, II

Robert W. Webb, II 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).

  • Antiviral phosphonomethoxyalkylene purine and pyrimidine derivatives
    Patent number: 5854228
    Abstract: A series of compounds of Formula I which have anti-tumor activity, and are useful in treating viral infections, their compositions and use. ##STR1## In Formula I B is a purine or pyrimidine base; alk.sub.1 alk.sub.2 and alk.sub.3 are chemical bonds or alkylene groups; Q is hydrogen or hydroxyl; and R.sub.1 -R.sub.4 are hydrogen or alkyl.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 29, 1998
    Assignees: Institute of Organic Chemistry and Biochemistry of the Academy of Sciences of the Czech Republic, Rega Stichting v.z.w.
    Inventors: Robert W. Webb, II, Joanne J. Bronson, John C. Martin
  • Antiviral phosphonomethoxyalkylene purine and pyrimidine derivatives
    Patent number: 5650510
    Abstract: A series of compounds of Formula I which have anti-tumor activity, and are useful in treating viral infections, their compositions and use. ##STR1## In Formula I B is a purine or pyrimidine base; alk.sub.1 alk.sub.2 and alk.sub.3 are chemical bonds or alkylene groups; Q is hydrogen or hydroxyl; and R.sub.1 -R.sub.4 are hydrogen or alkyl.
    Type: Grant
    Filed: January 31, 1992
    Date of Patent: July 22, 1997
    Assignees: Institute of Organic Chemistry and Biochemistry of the Academy of Sciences of the Czech Republic, Rega Stichting v.z.w.
    Inventors: Robert W. Webb, II, Joanne J. Bronson, John C. Martin