Granted Patent
Utility
US 6,112,935 · App. 09/357,648
Catch basin
Inventor:
George Shackelford
Patented Case
View Patent ↗
Granted: Sep 5, 2000
Filed: Jul 20, 1999
Inventor
George Shackelford
Assignee (at issue)
Normandy Products 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.