Granted Patent
Utility
US 4,965,092 · App. 07/345,379
Process for the manufacture of copper thick-film conductors using an infrared furnace
Inventors:
Edward A. Hayduk, Jr., Walter F. Yext, David R. Taschler
Patented Case
View Patent ↗
Granted: Oct 23, 1990
Filed: Apr 28, 1989
Inventors
Edward A. Hayduk, Jr.
Walter F. Yext
David R. Taschler
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.