Granted Patent
Utility
US 6,689,134 · App. 10/092,893
Longitudinal plate assembly having an adjustable length
Inventors:
James D. Ralph, Stephen Tatar
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Mar 7, 2002
Inventors
James D. Ralph
Stephen Tatar
Assignee (at issue)
THIRD MILLENNIUM ENGINEERING
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.