Granted Patent
Utility
US 4,515,839 · App. 06/546,801
Permeable asphaltic concrete base for artificial turf
Inventors:
Wayne R. Broaddus, Khalil N. Jaber, Thomas A. Orofino
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Oct 31, 1983
Inventors
Wayne R. Broaddus
Khalil N. Jaber
Thomas A. Orofino
Assignee (at issue)
Monsanto Company
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.