Granted Patent
Utility
US 5,839,601 · App. 08/768,810
Disposable dome lid for drinking cups
Inventor:
Hugh Van Melle
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Dec 18, 1996
Inventor
Hugh Van Melle
Assignee (at issue)
AMHIL ENTERPRISES
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.