Granted Patent
Utility
US 6,364,032 · App. 09/519,932
Hand held apparatus for fracturing risers from castings
Inventors:
Frank D. DeCord, Jr., Dan Noll, Christopher Cooper
Patented Case
View Patent ↗
Granted: Apr 2, 2002
Filed: Mar 7, 2000
Inventors
Frank D. DeCord, Jr.
Dan Noll
Christopher Cooper
Assignee (at issue)
Action Machinery Company of Alabama, 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.