Granted Patent
Utility
US 6,647,851 · App. 09/683,512
Method for suppressing ejection of fragments and shrapnel during destruction of shrapnel munitions
Inventor:
John L. Donovan
Patented Case
View Patent ↗
Granted: Nov 18, 2003
Filed: Jan 11, 2002
Inventor
John L. Donovan
Assignee (at issue)
DeMil International, 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.