Granted Patent
Utility
US 5,768,844 · App. 08/767,538
Building siding panels and assemblies
Inventors:
Thomas E. Grace, Sr., Douglas L. Price
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Dec 16, 1996
Inventors
Thomas E. Grace, Sr.
Douglas L. Price
Assignee (at issue)
Norandex
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.