Granted Patent
Utility
US 5,490,466 · App. 08/213,189
Adjustable keyboard support
Inventor:
Niels Diffrient
Patented Case
View Patent ↗
Granted: Feb 13, 1996
Filed: Mar 15, 1994
Inventor
Niels Diffrient
Assignee (at issue)
Howe Furniture 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.