Granted Patent
Utility
US 5,226,972 · App. 07/554,177
Methods and means for cleaning and cooling produce
Inventor:
Laurence D. Bell
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Jul 13, 1990
Inventor
Laurence D. Bell
Assignee (at issue)
Transfresh 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.