Granted Patent
Utility
US 6,599,065 · App. 09/925,725
Tapered plug cutter
Inventors:
Keith Louis Haughton, Glenn Wallace Haughton
Patented Case
View Patent ↗
Granted: Jul 29, 2003
Filed: Aug 10, 2001
Inventors
Keith Louis Haughton
Glenn Wallace Haughton
Assignee (at issue)
THE MIBRO GROUP
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.