Granted Patent
Utility
US 4,966,923 · App. 07/120,044
Polymerizable compositions
Inventors:
Christopher P. Banks, Edward Irving, Alfred Renner, Terence James Smith
Patented Case
View Patent ↗
Granted: Oct 30, 1990
Filed: Nov 13, 1987
Inventors
Christopher P. Banks
Edward Irving
Alfred Renner
Terence James Smith
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.