Granted Patent
Utility
US 5,230,190 · App. 07/956,929
Joist bridge and duct support
Inventor:
Gail D. Schuette
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Oct 5, 1992
Inventor
Gail D. Schuette
Assignee (at issue)
Empak, 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.