Granted Patent
Utility
US 4,581,158 · App. 06/654,140
Conductive thermosetting compositions and process for using same
Inventor:
Shiow-Ching Lin
Patented Case
View Patent ↗
Granted: Apr 8, 1986
Filed: Sep 26, 1984
Inventor
Shiow-Ching Lin
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.