Granted Patent
Utility
US 5,769,934 · App. 08/783,776
Method for producing microcrystalline cellulose
Inventors:
Ewan Y. W. Ha, Carol Landi
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Jan 15, 1997
Inventors
Ewan Y. W. Ha
Carol Landi
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.