Granted Patent
Utility
US 5,530,628 · App. 08/043,392
Task light
Inventor:
Peter Y. Y. Ngai
Patented Case
View Patent ↗
Granted: Jun 25, 1996
Filed: Apr 5, 1993
Inventor
Peter Y. Y. Ngai
Assignee (at issue)
Peerless Lighting 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.