Granted Patent
Utility
US 5,668,227 · App. 08/613,393
Cyclohexyl-group-containing glycidyl ethers
Inventors:
Heinz Wolleb, Andreas Kramer
Patented Case
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Granted: Sep 16, 1997
Filed: Mar 11, 1996
Inventors
Heinz Wolleb
Andreas Kramer
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.