Granted Patent
Utility
US 5,500,611 · App. 08/316,178
Integrated circuit with input/output pad having pullup or pulldown
Inventors:
Kaushik Popat, William W. Ip, David L. Sherman
Patented Case
View Patent ↗
Granted: Mar 19, 1996
Filed: Sep 30, 1994
Inventors
Kaushik Popat
William W. Ip
David L. Sherman
Assignee (at issue)
Cirrus Logic 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.