Granted Patent
Utility
US 4,256,265 · App. 06/072,983
Rotary cutter blade
Inventor:
Bhim S. Madan
Patented Case
View Patent ↗
Granted: Mar 17, 1981
Filed: Sep 6, 1979
Inventor
Bhim S. Madan
Assignee (at issue)
General Electric 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.