Granted Patent
Utility
US 4,541,671 · App. 06/439,657
Patient support
Inventors:
James H. Broadhead, Lawrence A. Wilbur, Ivan E. Sams
Patented Case
View Patent ↗
Granted: Sep 17, 1985
Filed: Nov 5, 1982
Inventors
James H. Broadhead
Lawrence A. Wilbur
Ivan E. Sams
Assignee (at issue)
Syntex (U.S.A.) 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.