Granted Patent
Utility
US 4,496,607 · App. 06/574,391
Laser process for producing electrically conductive surfaces on insulators
Inventor:
Eckart Mathias
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Jan 27, 1984
Inventor
Eckart Mathias
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.