Granted Patent
Utility
US 6,729,635 · App. 10/382,064
Fifth wheel
Inventors:
Jose Alguera Gallego, Fan Zhang
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Mar 5, 2003
Inventors
Jose Alguera Gallego
Fan Zhang
Assignee (at issue)
Jost-Werke GmbH & Co. KG
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.