Granted Patent
Utility
US 6,662,684 · App. 09/620,976
Single-piece transfer case housing assembly
Inventor:
James A. Krisher
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Jul 20, 2000
Inventor
James A. Krisher
Assignee (at issue)
Torque-Traction Technologies LLC
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.