Granted Patent
Utility
US 5,875,908 · App. 08/812,493
Bottle cap
Inventors:
Stephen H. Witt, Miles Keller
Patented Case
View Patent ↗
Granted: Mar 2, 1999
Filed: Mar 7, 1997
Inventors
Stephen H. Witt
Miles Keller
Assignee (at issue)
Stanpac 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.