Granted Patent
Utility
US 4,481,728 · App. 06/411,168
Dipper tooth tip and adapter
Inventors:
James P. Mulder, Michael C. Meslink
Patented Case
View Patent ↗
Granted: Nov 13, 1984
Filed: Aug 25, 1982
Inventors
James P. Mulder
Michael C. Meslink
Assignee (at issue)
Abex Corporation
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.