Granted Patent
Utility
US 4,697,845 · App. 06/762,132
Long-running motor-driven baby swing
Inventor:
Gordon W. Kamman
Patented Case
View Patent ↗
Granted: Oct 6, 1987
Filed: Aug 2, 1985
Inventor
Gordon W. Kamman
Assignee (at issue)
The Quaker Oats Company
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.