Granted Patent
Utility
US 4,447,492 · App. 06/290,909
Articles having an electrically conductive surface
Inventor:
James P. McKaveney
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Aug 7, 1981
Inventor
James P. McKaveney
Assignee (at issue)
Occidental Chemical 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.