Granted Patent
Utility
US 6,280,693 · App. 08/716,954
Composition for the recovery of lithium values from brine and process of making/using said composition
Inventors:
William C. Bauman, John L. Burba, III
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Sep 20, 1996
Inventors
William C. Bauman
John L. Burba, III
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.