Granted Patent
Utility
US 5,509,243 · App. 08/183,945
Exodermic deck system
Inventors:
Neal H. Bettigole, Robert A. Bettigole
Patented Case
View Patent ↗
Granted: Apr 23, 1996
Filed: Jan 21, 1994
Inventors
Neal H. Bettigole
Robert A. Bettigole
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.