Granted Patent
Utility
US 6,208,637 · App. 09/231,665
Method and apparatus for the generation of analog telephone signals in digital subscriber line access systems
Inventor:
Thomas R. Eames
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Jan 15, 1999
Inventor
Thomas R. Eames
Assignee (at issue)
Next Level 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.