Granted Patent
Utility
US 5,101,992 · App. 07/641,227
Adjustable air inflow for feeding-bottle device
Inventor:
Jean-Louis Serre
Patented Case
View Patent ↗
Granted: Apr 7, 1992
Filed: Jan 14, 1991
Inventor
Jean-Louis Serre
Assignee (at issue)
Johnson & Johnson Consumer Products, 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.