Granted Patent
Utility
US 4,476,305 · App. 06/385,586
2-Substituted 5-vinylpyrimidines, polymers obtainable therefrom and preparation thereof
Inventors:
Vratislav Kvita, Jurgen Kaschig
Patented Case
View Patent ↗
Granted: Oct 9, 1984
Filed: Jun 7, 1982
Inventors
Vratislav Kvita
Jurgen Kaschig
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.