Granted Patent
Utility
US 4,183,283 · App. 05/855,845
Methods of cutting patted hollow filaments
Inventors:
James C. Danos, Robert J. Heider
Patented Case
View Patent ↗
Granted: Jan 15, 1980
Filed: Nov 30, 1977
Inventors
James C. Danos
Robert J. Heider
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.