Granted Patent
Utility
US 6,604,288 · App. 09/768,970
Rotary knife
Inventors:
Jeffrey A. Whited, Robert L. Leimbach
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Jan 24, 2001
Inventors
Jeffrey A. Whited
Robert L. Leimbach
Assignee (at issue)
Bettcher 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.