Granted Patent
Utility
US 6,321,761 · App. 09/447,841
Apparatus for holding down bottles in a high pressure wash
Inventors:
Frank Mathew Brenkus, Craig B. Garrett
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Nov 23, 1999
Inventors
Frank Mathew Brenkus
Craig B. Garrett
Assignee (at issue)
Portola Packaging, 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.