Granted Patent
Utility
US 6,123,438 · App. 09/139,284
Insulation shield for recessed downlighting fixtures
Inventor:
Joseph A. Hentz
Patented Case
View Patent ↗
Granted: Sep 26, 2000
Filed: Aug 24, 1998
Inventor
Joseph A. Hentz
Assignee (at issue)
NSI Enterprises, 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.