Granted Patent
Utility
US 5,752,283 · App. 08/736,748
Low cost portable playyard
Inventor:
Christopher Arens
Patented Case
View Patent ↗
Granted: May 19, 1998
Filed: Oct 15, 1996
Inventor
Christopher Arens
Assignee (at issue)
Lisco 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.