Granted Patent
Utility
US 6,266,949 · App. 09/460,309
Methods of exchanging implements and casters
Inventors:
Jimmy N. Eavenson, Sr., David Lasley
Patented Case
View Patent ↗
Granted: Jul 31, 2001
Filed: Dec 13, 1999
Inventors
Jimmy N. Eavenson, Sr.
David Lasley
Assignee (at issue)
Commercial Turf Products, Ltd.
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.