Granted Patent
Utility
US 5,127,627 · App. 07/711,445
Valve for an inflatable article
Inventor:
David Wiser
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Jun 6, 1991
Inventor
David Wiser
Assignee (at issue)
CUI, 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.