Granted Patent
Utility
US 5,881,979 · App. 08/868,681
Telescoping leveler
Inventors:
Charles Rozier, Michael L. McAllister
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jun 4, 1997
Inventors
Charles Rozier
Michael L. McAllister
Assignee (at issue)
Knoll, 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.