Granted Patent
Utility
US 6,410,025 · App. 09/088,381
Polysaccharide precipitation process
Inventor:
Russel Lander
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Jun 1, 1998
Inventor
Russel Lander
Assignee (at issue)
MERCK & CO., INC.
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.