Granted Patent
Utility
US 6,817,494 · App. 10/259,119
Valve assembly for pressurized fluid containers
Inventor:
Hans-Peter Lilienthal
Patented Case
View Patent ↗
Granted: Nov 16, 2004
Filed: Sep 27, 2002
Inventor
Hans-Peter Lilienthal
Assignee (at issue)
Aerosol-Technik Lindal GmbH
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.