Granted Patent
Utility
US 5,785,896 · App. 08/551,187
Mixture for inhibition of corrosion of metals
Inventors:
Heinz-Joachim Rother, Franz Kunisch
Patented Case
View Patent ↗
Granted: Jul 28, 1998
Filed: Oct 31, 1995
Inventors
Heinz-Joachim Rother
Franz Kunisch
Assignee (at issue)
Bayer Aktiengesellschaft
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.