Granted Patent
Utility
US 6,460,718 · App. 09/663,874
Container with a threaded cap having a stepped sealing ring with a plurality of narrow sealing surfaces
Inventor:
William C. Vogel
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Sep 15, 2000
Inventor
William C. Vogel
Assignee (at issue)
Gateway Plastics, 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.