Granted Patent
Utility
US 6,531,824 · App. 09/666,323
Universal electronic plug-in replaceable fluorescent lamp ballast and adapter
Inventor:
Ellis Yan
Patented Case
View Patent ↗
Granted: Mar 11, 2003
Filed: Sep 21, 2000
Inventor
Ellis Yan
Assignee (at issue)
Technical Consumer Products, 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.