Granted Patent
Utility
US 4,276,136 · App. 06/071,356
Radiation curable coating composition comprising an ethylenically unsaturated oligomer and an ethylenically unsaturated copolymerizable ultra-violet absorber
Inventors:
Bruce A. Gruber, Donald H. Lorenz
Patented Case
View Patent ↗
Granted: Jun 30, 1981
Filed: Aug 30, 1979
Inventors
Bruce A. Gruber
Donald H. Lorenz
Assignee (at issue)
GAF Corporation
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.