Granted Patent
Utility
US 5,349,073 · App. 08/121,307
Low-temperature-stable titanium chelates and method for their preparation
Inventors:
Michael Horn, Hans-Joachim Kotzsch
Patented Case
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Granted: Sep 20, 1994
Filed: Sep 14, 1993
Inventors
Michael Horn
Hans-Joachim Kotzsch
Assignee (at issue)
Huls 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.