Granted Patent
Utility
US 5,907,906 · App. 09/009,527
Rotary blade spacer for corrugated tubing cutter
Inventor:
Michael A. Sweeney
Patented Case
View Patent ↗
Granted: Jun 1, 1999
Filed: Jan 20, 1998
Inventor
Michael A. Sweeney
Assignee (at issue)
Parker-Hannifin Corporation
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.