Granted Patent
Utility
US 6,517,404 · App. 09/866,700
High intensity discharge lamps, arc tubes and methods of manufacture
Inventors:
Abbas Lamouri, Juris Sulcs, Yongwei Gu
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: May 30, 2001
Inventors
Abbas Lamouri
Juris Sulcs
Yongwei Gu
Assignee (at issue)
Advanced Lighting Technologies, 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.