Granted Patent
Utility
US 5,846,636 · App. 08/750,568
Multi-layer sheet of absorbent paper and its manufacturing method
Inventors:
Remy Ruppel, Pierre Laurent, Joel Hungler
Patented Case
View Patent ↗
Granted: Dec 8, 1998
Filed: Jan 14, 1997
Inventors
Remy Ruppel
Pierre Laurent
Joel Hungler
Assignee (at issue)
Fort James France
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.