Granted Patent
Utility
US 5,232,125 · App. 07/772,949
Non-spill bottle cap used with water dispensers
Inventor:
Brian M. Adams
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Oct 8, 1991
Inventor
Brian M. Adams
Assignee (at issue)
Portola Packaging, Inc.
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.