Granted Patent
Utility
US 4,285,754 · App. 06/091,143
Method and apparatus for producing planar elements in the construction of surfaces and bodies
Inventor:
Paul DiMatteo
Patented Case
View Patent ↗
Granted: Aug 25, 1981
Filed: Nov 5, 1979
Inventor
Paul DiMatteo
Assignee (at issue)
Solid Photography 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.