Granted Patent
Utility
US 6,557,459 · App. 09/995,090
Nitrogen generator for wine or champagne preservation and dispensing apparatus
Inventors:
Johne Phelps, Daniel N. O'Connor, Justin Lydon
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Nov 26, 2001
Inventors
Johne Phelps
Daniel N. O'Connor
Justin Lydon
Assignee (at issue)
Vin Valet, 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.