Granted Patent
Utility
US 6,487,972 · App. 09/501,668
Electric primer
Inventors:
Todd D. Cook, Dale R. Danner, Diane Ronkainen, David K. Schluckebier
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Feb 10, 2000
Inventors
Todd D. Cook
Dale R. Danner
Diane Ronkainen
David K. Schluckebier
Assignee (at issue)
RA Brands, LLC
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.