Granted Patent
Utility
US 4,777,236 · App. 07/095,078
Thermosetting mixture containing di- or polycyanate compound and substituted bicyclo(2.2.1)hept-5-ene-2,3-dicarboxylic acid imide
Inventor:
Andreas Kramer
Patented Case
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Granted: Oct 11, 1988
Filed: Sep 11, 1987
Inventor
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.