Granted Patent
Utility
US 6,519,225 · App. 09/311,995
Backpressure mechanism for a network device
Inventors:
Richard L. Angle, Shantigram Jagannath, Geoffrey B. Ladwig, Nanying Yin
Patented Case
View Patent ↗
Granted: Feb 11, 2003
Filed: May 14, 1999
Inventors
Richard L. Angle
Shantigram Jagannath
Geoffrey B. Ladwig
Nanying Yin
Assignee (at issue)
Nortel Networks Limited
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.