Granted Patent
Utility
US 5,748,836 · App. 08/372,588
Locking mechanism for vaporizer electrode housing utilizing electrical plug prong as key
Inventors:
Devin Lee Moore, John A. McMillan, Joseph J. Kopp, Jr.
Patented Case
View Patent ↗
Granted: May 5, 1998
Filed: Jan 13, 1995
Inventors
Devin Lee Moore
John A. McMillan
Joseph J. Kopp, Jr.
Assignee (at issue)
Sunbeam Products, 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.