Granted Patent
Utility
US 5,413,414 · App. 08/008,569
Guide sleeve for a length-adjustable column for chairs or tables
Inventor:
Hans J. Bauer
Patented Case
View Patent ↗
Granted: May 9, 1995
Filed: Jan 22, 1993
Inventor
Hans J. Bauer
Assignee (at issue)
SUSPA GMBH
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.