Granted Patent
Utility
US 6,675,982 · App. 10/081,386
Lid with a pump/bellows device
Inventors:
Ross Heil, Robert A. Wilk, Robert Carlsen
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Feb 22, 2002
Inventors
Ross Heil
Robert A. Wilk
Robert Carlsen
Assignee (at issue)
Tilia International, 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.