Granted Patent
Utility
US 4,616,566 · App. 06/658,266
Secondary high explosive booster, and method of making and method of using same
Inventor:
Donald N. Yates, Jr.
Patented Case
View Patent ↗
Granted: Oct 14, 1986
Filed: Oct 5, 1984
Inventor
Donald N. Yates, Jr.
Assignee (at issue)
Halliburton
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.