Granted Patent
Utility
US 5,794,470 · App. 08/666,878
Mechanical seat lock
Inventor:
Calvin R. Stringer
Patented Case
View Patent ↗
Granted: Aug 18, 1998
Filed: Jun 25, 1996
Inventor
Calvin R. Stringer
Assignee (at issue)
P. L. Porter Co.
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.