Granted Patent
Utility
US 5,579,409 · App. 08/159,641
Methods for determining the exterior points of an object in a background
Inventors:
Akhileswar Ganesh Vaidyanathan, Hooshmand M. Kalayeh
Patented Case
View Patent ↗
Granted: Nov 26, 1996
Filed: Nov 30, 1993
Inventors
Akhileswar Ganesh Vaidyanathan
Hooshmand M. Kalayeh
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.