Patent Assignment
Reel/Frame 025009/0427
Assignment of Assignor's Interest
Recorded: 2010-09-17
Pages: 3
Assignor
BERK, MATTHEW
Executed: 2010-09-08
Assignee
MARCHEX, INC.
413 PINE STREET, SUITE 500, SEATTLE, WASHINGTON, 98101
Covered Property
(1)
System and Method to Analyze Calls to Advertised Telephone Numbers