Granted Patent
Utility
US 5,622,034 · App. 08/430,597
Chopper apparatus for cane stalk harvester
Inventor:
Karl Dommert
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Apr 28, 1995
Inventor
Karl Dommert
Assignee (at issue)
Cameco Industries, 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.