Granted Patent
Utility
US 4,507,513 · App. 06/575,131
Catalyzed Grignard coupling process
Inventor:
Eric G. DelMar
Patented Case
View Patent ↗
Granted: Mar 26, 1985
Filed: Jan 30, 1984
Inventor
Eric G. DelMar
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.