Granted Patent
Utility
US 6,418,608 · App. 09/779,405
Convertible flange insertion machine
Inventor:
Glenn R. Keesler
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Feb 8, 2001
Inventor
Glenn R. Keesler
Assignee (at issue)
RIEKE LLC
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.