Granted Patent
Utility
US 4,573,197 · App. 06/561,156
Method for automatic recognition of two-dimensional shapes
Inventor:
Thomas R. Crimmins
Patented Case
View Patent ↗
Granted: Feb 25, 1986
Filed: Dec 13, 1983
Inventor
Thomas R. Crimmins
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.