Granted Patent
Utility
US 5,767,221 · App. 08/448,825
Robust propellant liner and interfacial propellant burn rate control
Inventors:
Larry W. Poulter, Ronald W. Nelson, Robert B. Smalley, Jr., Marvin C. Hawkins
Patented Case
View Patent ↗
Granted: Jun 16, 1998
Filed: May 24, 1995
Inventors
Larry W. Poulter
Ronald W. Nelson
Robert B. Smalley, Jr.
Marvin C. Hawkins
Assignee (at issue)
Thiokol 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.