Granted Patent
Utility
US 5,464,702 · App. 08/320,092
High performance epoxy resin systems containing trimethylquinoline oligomers
Inventor:
Yefim Blyakhman
Patented Case
View Patent ↗
Granted: Nov 7, 1995
Filed: Oct 7, 1994
Inventor
Yefim Blyakhman
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.