Granted Patent
Utility
US 4,884,616 · App. 07/248,546
Vertical blind louver having transparent grooved side edges
Inventor:
Richard A. Setele
Patented Case
View Patent ↗
Granted: Dec 5, 1989
Filed: Sep 23, 1988
Inventor
Richard A. Setele
Assignee (at issue)
Home Fashions, 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.