Granted Patent
Utility
US 5,487,143 · App. 08/223,930
Computer user interface having tiled and overlapped window areas
Inventor:
Timothy J. Southgate
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Apr 6, 1994
Inventor
Timothy J. Southgate
Assignee (at issue)
Altera 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.