Granted Patent
Utility
US 4,833,829 · App. 07/231,502
Geometric sliding door
Inventor:
Robert H. Wilson
Patented Case
View Patent ↗
Granted: May 30, 1989
Filed: Sep 14, 1988
Inventor
Robert H. Wilson
Assignee (at issue)
Viplex 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.