Granted Patent
Utility
US 5,542,747 · App. 08/370,256
Seat having a frame element of high-density, rigid foam
Inventor:
Charles R. Burchi
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Jan 9, 1995
Inventor
Charles R. Burchi
Assignee (at issue)
Woodbridge Foam Corporation
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.