Granted Patent
Utility
US 6,768,736 · App. 09/222,781
Using an ATM switch to grow the capacity of a switching stage
Inventors:
Ranvir K. Chitkara, Du-Tuan Lam, Gabriel T. Choi, Denny Landaveri, Cheng Hsiang
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Dec 30, 1998
Inventors
Ranvir K. Chitkara
Du-Tuan Lam
Gabriel T. Choi
Denny Landaveri
Cheng Hsiang
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.