Granted Patent
Utility
US 6,444,190 · App. 09/262,093
Reduction compositions and processes for making the same
Inventors:
Anne Pautard-Cooper, Eric John Granger, Philip Franklin Sims, James A. Schwindeman, John F. Engel, Terry L. Rathman
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Mar 4, 1999
Inventors
Anne Pautard-Cooper
Eric John Granger
Philip Franklin Sims
James A. Schwindeman
John F. Engel
Terry L. Rathman
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.