Granted Patent
Utility
US 6,223,550 · App. 09/499,011
Ice maker
Inventors:
John K. Marsh, Donald E. DeWitt, Andrei Tchougounov
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Feb 4, 2000
Inventors
John K. Marsh
Donald E. DeWitt
Andrei Tchougounov
Assignee (at issue)
Group Dekko Services, LLC
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.