Granted Patent
Utility
US 4,828,208 · App. 07/204,910
Vertically adjustable table with retractable caster assembly
Inventors:
Warren J. Peterson, Charles E. Warner, Peter Waldmann
Patented Case
View Patent ↗
Granted: May 9, 1989
Filed: Jun 10, 1988
Inventors
Warren J. Peterson
Charles E. Warner
Peter Waldmann
Assignee (at issue)
Joerns Healthcare Limited
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.