Granted Patent
Utility
US 5,468,892 · App. 08/167,837
Process for the production of an aluminum triformate solution containing alkali metal and/or alkaline earth metal, highly concentrated aluminum triformate solutions containing alkali and/or alkaline earth metal, and their use
Inventors:
Loert de Riese-Meyer, Rudolf Zauns-Huber
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Dec 20, 1993
Inventors
Loert de Riese-Meyer
Rudolf Zauns-Huber
Assignee (at issue)
Henkel Kommanditgesellschaft auf Aktien
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.