Granted Patent
Utility
US 4,887,973 · App. 07/155,925
Conforming device for a flexible film provided with projecting mouthpieces
Inventors:
Etienne Susini, Pierre Soubrier
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Mar 2, 1988
Inventors
Etienne Susini
Pierre Soubrier
Assignee (at issue)
Baxter 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.