Granted Patent
Utility
US 6,276,375 · App. 09/144,792
Apparatus and methods for washing cores of cored lettuce heads
Inventors:
Richard S. Brown, Eugene D. Rizzo
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Sep 1, 1998
Inventors
Richard S. Brown
Eugene D. Rizzo
Assignee (at issue)
Fresh Express 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.