Granted Patent
Utility
US 5,681,426 · App. 08/571,469
Diamond-like carbon wet etchant stop for formation of magnetic transducers
Inventors:
Allan E. Schultz, L. Vincent Ruscello, William H. Nunne
Patented Case
View Patent ↗
Granted: Oct 28, 1997
Filed: Dec 13, 1995
Inventors
Allan E. Schultz
L. Vincent Ruscello
William H. Nunne
Assignee (at issue)
Seagate Technology LLC
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.