Granted Patent
Utility
US 5,493,038 · App. 08/204,724
Method of preparation of lithium alkylamides
Inventors:
Randy W. Hall, Conrad W. Kamienski, Robert C. Morrison, John F. Engel
Patented Case
View Patent ↗
Granted: Feb 20, 1996
Filed: Mar 2, 1994
Inventors
Randy W. Hall
Conrad W. Kamienski
Robert C. Morrison
John F. Engel
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.