Granted Patent
Utility
US 6,826,278 · App. 09/866,498
Central office interface techniques for digital subscriber lines
Inventor:
Serdar Kiykioglu
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: May 25, 2001
Inventor
Serdar Kiykioglu
Assignee (at issue)
Centillium Communications, 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.