Granted Patent
Utility
US 6,684,818 · App. 10/365,360
Birdcage perch
Inventors:
Jonathan Willinger, Klaus Woltmann
Patented Case
View Patent ↗
Granted: Feb 3, 2004
Filed: Feb 12, 2003
Inventors
Jonathan Willinger
Klaus Woltmann
Assignee (at issue)
JW Pet 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.