Granted Patent
Utility
US 5,582,001 · App. 07/398,140
Hybrid rocket combustion enhancement
Inventors:
Michael D. Bradford, Roy J. Kniffen, Jr., Bevin C. McKinney
Patented Case
View Patent ↗
Granted: Dec 10, 1996
Filed: Aug 24, 1989
Inventors
Michael D. Bradford
Roy J. Kniffen, Jr.
Bevin C. McKinney
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.