Granted Patent
Utility
US 6,834,049 · App. 09/661,494
Layouts for an integrated circuit to perform time and space switching of SONET framed data
Inventors:
Sunil Tomar, Shashij Singh
Patented Case
View Patent ↗
Granted: Dec 21, 2004
Filed: Sep 14, 2000
Inventors
Sunil Tomar
Shashij Singh
Assignee (at issue)
Ciena Corporation
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.