Granted Patent
Utility
US 5,173,351 · App. 07/605,346
Absorbent combined sheet matierial
Inventors:
Remy Ruppel, Pierre Laurent, Joel Hungler
Patented Case
View Patent ↗
Granted: Dec 22, 1992
Filed: Oct 30, 1990
Inventors
Remy Ruppel
Pierre Laurent
Joel Hungler
Assignee (at issue)
Kaysersberg, S.A.
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.