Granted Patent
Utility
US 6,289,709 · App. 09/565,754
Gutter outlet punch
Inventor:
Dennis G. Geurts
Patented Case
View Patent ↗
Granted: Sep 18, 2001
Filed: May 8, 2000
Inventor
Dennis G. Geurts
Assignee (at issue)
Malco Products, 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.