Granted Patent
Utility
US 4,405,536 · App. 06/329,836
Processes for severing hollow fiber membranes
Inventor:
Maurice L. Woodcock
Patented Case
View Patent ↗
Granted: Sep 20, 1983
Filed: Dec 11, 1981
Inventor
Maurice L. Woodcock
Assignee (at issue)
Monsanto Company
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.