Granted Patent
Utility
US 6,594,906 · App. 09/758,915
Knife with integral gated attachment
Inventors:
Kimiyuki Sakai, Stephen James Hull
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Jan 10, 2001
Inventors
Kimiyuki Sakai
Stephen James Hull
Assignee (at issue)
BUCK KNIVES, 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.