Granted Patent
Utility
US 5,499,445 · App. 08/226,920
Method of making a multi-layer to package
Inventors:
Steven R. Boyle, Robert J. Proebsting, William H. Herndon
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Apr 13, 1994
Inventors
Steven R. Boyle
Robert J. Proebsting
William H. Herndon
Assignee (at issue)
Intergraph 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.