Granted Patent
Utility
US 6,116,474 · App. 09/147,655
Metering valve and method for the metered delivery of pasty mediums
Inventors:
Jesus Ruiz, Yves Gruau
Patented Case
View Patent ↗
Granted: Sep 12, 2000
Filed: Feb 9, 1999
Inventors
Jesus Ruiz
Yves Gruau
Assignee (at issue)
SICPA HOLDING SA
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.