Granted Patent
Utility
US 6,836,209 · App. 10/449,444
Liftgate anti-pinch detector utilizing back-up sensors
Inventor:
Joseph E. Ploucha
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: May 30, 2003
Inventor
Joseph E. Ploucha
Assignee (at issue)
Siemens VDO Automotive AG
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.