Granted Patent
Utility
US 4,280,888 · App. 06/120,803
Screen printable, UV curable opaque legend ink composition
Inventors:
Richard Bush, Russell Jenkins, John E. Rie
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Feb 12, 1980
Inventors
Richard Bush
Russell Jenkins
John E. Rie
Assignee (at issue)
W. R. Grace & Co.
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.