Granted Patent
Utility
US 6,619,689 · App. 10/228,564
Inflatable knee bolster
Inventors:
Graham Thornton Spencer, James K. Conlee, John Weber, James L. Webber
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Aug 27, 2002
Inventors
Graham Thornton Spencer
James K. Conlee
John Weber
James L. Webber
Assignee (at issue)
Delphi Technologies
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.