Granted Patent
Utility
US 5,196,142 · App. 07/739,640
Aqueous antioxidant emulsions
Inventors:
Hans Mollet, Martin Holer
Patented Case
View Patent ↗
Granted: Mar 23, 1993
Filed: Aug 2, 1991
Inventors
Hans Mollet
Martin Holer
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.