Granted Patent
Utility
US 6,690,787 · App. 09/509,274
Apparatus and method for selecting a signalling link
Inventor:
Klaus Gradischnig
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Mar 27, 2000
Inventor
Klaus Gradischnig
Assignee (at issue)
Siemens Aktiengesellschaft
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.