Granted Patent
Utility
US 6,681,840 · App. 10/040,811
Heat sink with enhanced heat spreading and compliant interface for better heat transfer
Inventor:
Lawrence S. Mok
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Jan 7, 2002
Inventor
Lawrence S. Mok
Assignee (at issue)
International Business Machines 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.