Granted Patent
Utility
US 4,476,122 · App. 05/969,208
Alkyloximes of 7-amino-thiazolyl-acetamido-cephalosporanic acids
Inventors:
Rene Heymes, Andre Lutz
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Dec 13, 1978
Inventors
Rene Heymes
Andre Lutz
Assignee (at issue)
Roussel Uclaf
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.