Granted Patent
Utility
US 5,744,071 · App. 08/752,684
Processes for preparing alkynyl ketones and precursors thereof
Inventors:
Philip Franklin Sims, Anne Pautard-Cooper
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Nov 19, 1996
Inventors
Philip Franklin Sims
Anne Pautard-Cooper
Assignee (at issue)
FMC CORPORATION
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.