Granted Patent
Utility
US 4,775,439 · App. 06/516,677
Method of making high metal content circuit patterns on plastic boards
Inventors:
Richard E. Seeger, Noredin H. Morgan
Patented Case
View Patent ↗
Granted: Oct 4, 1988
Filed: Jul 25, 1983
Inventors
Richard E. Seeger
Noredin H. Morgan
Assignee (at issue)
Amoco 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.