Granted Patent
Utility
US 4,877,150 · App. 07/138,444
Disposable container
Inventors:
Werner Otto, Ulrich Beese, Martin Schmidt
Patented Case
View Patent ↗
Granted: Oct 31, 1989
Filed: Dec 28, 1987
Inventors
Werner Otto
Ulrich Beese
Martin Schmidt
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.