Granted Patent
Utility
US 6,357,993 · App. 09/502,255
Construction equipment implement and method
Inventor:
Paul Burton
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Feb 17, 2000
Inventor
Paul Burton
Assignee (at issue)
Farmers' Factory 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.