Granted Patent
Utility
US 6,728,103 · App. 10/071,968
Heat sink with a cutout
Inventor:
Darin Smedberg
Patented Case
View Patent ↗
Granted: Apr 27, 2004
Filed: Feb 5, 2002
Inventor
Darin Smedberg
Assignee (at issue)
Calix Networks, 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.