IP Library Granted Patent US 6,497,183
Granted Patent Utility
US 6,497,183 · App. 09/901,668

Inflatable air bag release and membrane protection device

Inventors: Francis Demarquilly, Jean-Jacques Laporte
Patented Case View Patent ↗
Granted: Dec 24, 2002 Filed: Jul 11, 2001
Inventors
Francis Demarquilly
Jean-Jacques Laporte
Assignee (at issue)
ALSTOM Holdings

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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,497,183
App. No.
09/901,668
Filed
2001-07-11
Granted
2002-12-24
Kind
B2