Granted Patent
Utility
US 5,564,243 · App. 08/323,791
Insulative wall cladding having insulation boards fitting together to form channels and fire-retardant panels disposed therein
Inventors:
Richard E. Kroll, Vincent Tamburrini, Frederick M. Hansen
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Oct 17, 1994
Inventors
Richard E. Kroll
Vincent Tamburrini
Frederick M. Hansen
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.