Granted Patent
Utility
US 5,972,140 · App. 08/203,840
Method of fabricating multilayer structures with nonplanar surfaces
Inventors:
Allan R. Hass, Joseph M. Dynys
Patented Case
View Patent ↗
Granted: Oct 26, 1999
Filed: Feb 28, 1994
Inventors
Allan R. Hass
Joseph M. Dynys
Assignee (at issue)
Aluminum Company of America
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.