Granted Patent
Utility
US 5,826,537 · App. 08/777,582
Collapsible pet bed
Inventor:
Eric Heilborn
Patented Case
View Patent ↗
Granted: Oct 27, 1998
Filed: Dec 31, 1996
Inventor
Eric Heilborn
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.