Granted Patent
Utility
US 5,964,521 · App. 08/783,173
Halogen torchiere lamp diffuser apparatus
Inventor:
Dennis Arthur Caya
Patented Case
View Patent ↗
Granted: Oct 12, 1999
Filed: Jan 14, 1997
Inventor
Dennis Arthur Caya
Assignee (at issue)
Catalina Lighting 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.