Granted Patent
Utility
US 5,358,146 · App. 08/139,087
Hand-held dispenser with twist-to-open cap
Inventor:
Gene Stull
Patented Case
View Patent ↗
Granted: Oct 25, 1994
Filed: Oct 21, 1993
Inventor
Gene Stull
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.