Granted Patent
Utility
US 6,247,288 · App. 09/392,716
Roof fabric dispensing device
Inventor:
Daniel J. Harkins
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Sep 9, 1999
Inventor
Daniel J. Harkins
Assignee (at issue)
Guardian Fiberglass, 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.