Granted Patent
Utility
US 5,609,980 · App. 07/883,019
Radiation-sensitive materials comprising a layer having core-shell particles and a second layer with a radiation sensitive component
Inventors:
Andrew E. Matthews, David E. Murray, Allen P. Gates, John R. Wade, Michael J. Pratt, William Ashley King
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: May 14, 1992
Inventors
Andrew E. Matthews
David E. Murray
Allen P. Gates
John R. Wade
Michael J. Pratt
William Ashley King
Assignee (at issue)
DuPont (UK) Limited
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.