ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,167, issued on Oct. 28, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).
"Alternative route propogation" was invented by Russell Andrew Penar (Highlands Ranch, Colo.) and Noah Kipling Weis (Denver).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for high availability routing of a communication is provided. A broadcast routing message that includes a voice termination identifier is received from a communication service. Based upon the broadcast routing message, a secondary path for routing communications to an endpoint of the communication service associated with the voice termination identifier is identified. The secondary...