Granted Patent
Utility
US 5,329,657 · App. 07/964,582
Quick release coupling for head section of a hospital bed
Inventors:
Gary L. Bartley, Christopher John Hopper, Louis A. Haddock, Jr., John S. Messner
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Oct 21, 1992
Inventors
Gary L. Bartley
Christopher John Hopper
Louis A. Haddock, Jr.
John S. Messner
Assignee (at issue)
STRYKER CORPORATION
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.