Granted Patent
Utility
US 5,595,503 · App. 08/476,126
Rotatable electrical plug and power cord
Inventors:
Carl R. Pittman, Wendell Ison
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: Jun 7, 1995
Inventors
Carl R. Pittman
Wendell Ison
Assignee (at issue)
Wood Industries 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.