Granted Patent
Utility
US 6,349,650 · App. 09/649,778
Launchable flameless expulsion grenade
Inventors:
Michael Brunn, Jacob Kravel
Patented Case
View Patent ↗
Granted: Feb 26, 2002
Filed: Aug 29, 2000
Inventors
Michael Brunn
Jacob Kravel
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.