Granted Patent
Utility
US 4,887,147 · App. 07/069,406
Thermal package for electronic components
Inventor:
Harvey S. Friedman
Patented Case
View Patent ↗
Granted: Dec 12, 1989
Filed: Jul 1, 1987
Inventor
Harvey S. Friedman
Assignee (at issue)
Digital Equipment 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.