Granted Patent
Utility
US 4,562,141 · App. 06/534,523
Polymerisable composition comprising conjugated diacetylenic compounds, material coated therewith and the use thereof
Inventor:
Bernd Tieke
Patented Case
View Patent ↗
Granted: Dec 31, 1985
Filed: Sep 21, 1983
Inventor
Bernd Tieke
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.