Granted Patent
Utility
US 5,927,142 · App. 08/985,677
System and method for determining drain pan fluid level
Inventor:
Gary L. Mercer
Patented Case
View Patent ↗
Granted: Jul 27, 1999
Filed: Dec 5, 1997
Inventor
Gary L. Mercer
Assignee (at issue)
Henny Penny 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.