Granted Patent
Utility
US 6,606,852 · App. 09/613,837
Rocket motor insulation containing hydrophobic particles
Inventors:
Albert R. Harvey, John W. Ellertson
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Jul 11, 2000
Inventors
Albert R. Harvey
John W. Ellertson
Assignee (at issue)
Alliant Techsystems Inc.
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.