Granted Patent
Utility
US 5,857,656 · App. 08/866,711
Livestock or poultry house heater suspension system
Inventors:
Michael J. O'Herin, Jr., Gary L. Anderson, David Andrews
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: May 30, 1997
Inventors
Michael J. O'Herin, Jr.
Gary L. Anderson
David Andrews
Assignee (at issue)
Sibley Industries, 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.