Granted Patent
Utility
US 6,089,249 · App. 09/271,863
Venting circuit for a liquid tank
Inventors:
Denis Thibaut, Jules-Joseph Van Schaftingen, Paul Wouters
Patented Case
View Patent ↗
Granted: Jul 18, 2000
Filed: Mar 18, 1999
Inventors
Denis Thibaut
Jules-Joseph Van Schaftingen
Paul Wouters
Assignee (at issue)
SOLVAY (Société Anonyme)
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.