Granted Patent
Utility
US 5,301,477 · App. 07/888,051
Panel system
Inventors:
Michael Rellinger, Richard R. Gilbert, Sara E. Green
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: May 22, 1992
Inventors
Michael Rellinger
Richard R. Gilbert
Sara E. Green
Assignee (at issue)
Quartet Manufacturing Co.
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.