Granted Patent
Utility
US 5,187,947 · App. 07/776,997
Wheel type freezer and method for rapid, low temperature freezing
Inventors:
Timothy A. Breunig, Gary H. Anders
Patented Case
View Patent ↗
Granted: Feb 23, 1993
Filed: Oct 16, 1991
Inventors
Timothy A. Breunig
Gary H. Anders
Assignee (at issue)
Doskocil Companies Incorporated
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.