Granted Patent
Utility
US 6,142,185 · App. 09/120,012
Valve block
Inventor:
Willi Meyer
Patented Case
View Patent ↗
Granted: Nov 7, 2000
Filed: Jul 21, 1998
Inventor
Willi Meyer
Assignee (at issue)
Emhart Glass S.A.
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.