Granted Patent
Utility
US 4,783,971 · App. 07/153,744
Refrigerator drain pan apparatus
Inventor:
Donald Alba
Patented Case
View Patent ↗
Granted: Nov 15, 1988
Filed: Feb 8, 1988
Inventor
Donald Alba
Assignee (at issue)
Amana Refrigeration, 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.