Granted Patent
Utility
US 5,054,631 · App. 07/411,893
Disposable beverage containers having integral drinking straws
Inventor:
Edward S. Robbins, III
Patented Case
View Patent ↗
Granted: Oct 8, 1991
Filed: Sep 25, 1989
Inventor
Edward S. Robbins, III
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.