Granted Patent
Utility
US 5,214,877 · App. 07/902,974
Refrigerator door assembly with venting system
Inventors:
Melvin Kaspar, Matthew Rolek
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Jun 23, 1992
Inventors
Melvin Kaspar
Matthew Rolek
Assignee (at issue)
Ardco, 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.