Granted Patent
Utility
US 5,383,565 · App. 08/108,842
Neck finish for containers of rigid material
Inventor:
Daniel Luch
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Aug 18, 1993
Inventor
Daniel Luch
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.