Granted Patent
Utility
US 6,022,277 · App. 09/102,393
Swing with drive mechanism
Inventor:
Mark D. Jankowski
Patented Case
View Patent ↗
Granted: Feb 8, 2000
Filed: Jun 22, 1998
Inventor
Mark D. Jankowski
Assignee (at issue)
Evenflo Company, 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.