Granted Patent
Utility
US 6,517,097 · App. 09/979,082
Towing device for an agricultural apparatus
Inventor:
Crister Stark
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: Nov 16, 2001
Inventor
Crister Stark
Assignee (at issue)
VADERSTAD-VERKEN AB
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.