Granted Patent
Utility
US 4,560,402 · App. 06/174,983
2,4-Diamo-5-(alkylsulfinyl) or alkylsulphonyl)-6-halopyrimidines
Inventors:
Karl Hoegerle, Hans Tobler
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Aug 4, 1980
Inventors
Karl Hoegerle
Hans Tobler
Assignee (at issue)
Ciba-Geigy
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.