Granted Patent
Utility
US 5,869,175 · App. 08/441,778
Integrated circuit structure having two photoresist layers
Inventor:
John C. Sardella
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: May 16, 1995
Inventor
John C. Sardella
Assignee (at issue)
STMICROELECTRONICS, INC.
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.