Granted Patent
Utility
US 5,165,578 · App. 07/693,147
Vented closure for a container
Inventor:
Rodney Laible
Patented Case
View Patent ↗
Granted: Nov 24, 1992
Filed: Apr 29, 1991
Inventor
Rodney Laible
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.