Granted Patent
Utility
US 6,469,321 · App. 10/072,836
Surface-mountable light-emitting diode structural element
Inventor:
Karlheinz Arndt
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Feb 5, 2002
Inventor
Karlheinz Arndt
Assignee (at issue)
OSRAM Opto Semiconductors GmbH
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.