Granted Patent
Utility
US 5,433,346 · App. 08/183,044
Dispensing container for minimizing liquid content's exposure to air
Inventor:
David J. Howe
Patented Case
View Patent ↗
Granted: Jul 18, 1995
Filed: Jan 18, 1994
Inventor
David J. Howe
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.