Granted Patent
Utility
US 5,309,685 · App. 07/831,412
Roof perimeter composite securing element and method of installing
Inventors:
Juergen O. Rathgeber, Frederick A. Kish, Syed R. Hasan, Craig A. Hindman
Patented Case
View Patent ↗
Granted: May 10, 1994
Filed: Feb 5, 1992
Inventors
Juergen O. Rathgeber
Frederick A. Kish
Syed R. Hasan
Craig A. Hindman
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.