Granted Patent
Utility
US 4,692,269 · App. 06/862,846
Gas-releasing composition for tailoring gas evolution of system
Inventors:
Chester J. Kmiec, Michael Fred Novits
Patented Case
View Patent ↗
Granted: Sep 8, 1987
Filed: May 13, 1986
Inventors
Chester J. Kmiec
Michael Fred Novits
Assignee (at issue)
Pennwalt Corporation
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.