Granted Patent
Utility
US 5,866,231 · App. 07/994,770
Sound and thermic insulation mattress having a foam insert for securing to a support and a method for preparing such mattress
Inventors:
Philippe Bodin, Michel Eugene, Luc Michelet
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Dec 22, 1992
Inventors
Philippe Bodin
Michel Eugene
Luc Michelet
Assignee (at issue)
Aerospatiale Societe Nationale Industrielle
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.