Granted Patent
Utility
US 5,494,486 · App. 08/459,437
Mercerization wetting composition
Inventors:
Albert Stehlin, Thomas Maier
Patented Case
View Patent ↗
Granted: Feb 27, 1996
Filed: Jun 2, 1995
Inventors
Albert Stehlin
Thomas Maier
Assignee (at issue)
Ciba-Geigy
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.