Granted Patent
Utility
US 6,566,889 · App. 09/947,009
Line diagnostics for wireline modems
Inventor:
Nirmal C. Warke
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: Sep 4, 2001
Inventor
Nirmal C. Warke
Assignee (at issue)
Texas Instruments Incorporated
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.