Granted Patent
Utility
US 6,205,730 · App. 09/229,925
Roofing plate for securing roofing membrane
Inventors:
Riaz Hasan, Paul M. Larson, Gareth Wallace
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Jan 13, 1999
Inventors
Riaz Hasan
Paul M. Larson
Gareth Wallace
Assignee (at issue)
ILLINOIS TOOL WORKS 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.