Granted Patent
Utility
US 5,873,302 · App. 08/606,814
Pulp wash system
Inventor:
Guillermo T. Segredo
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Feb 26, 1996
Inventor
Guillermo T. Segredo
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.