IP Library Assignment 027348/0428
Patent Assignment
Reel/Frame 027348/0428

Assignment of Assignor's Interest

Recorded: 2011-12-08 Pages: 3
Assignors
ELLIS, DANIEL
Executed: 2011-12-01
WHITMAN, BRIAN
Executed: 2011-12-02
Assignee
THE ECHO NEST CORPORATION
48 GROVE ST., SUITE 205, SOMERVILLE, MASSACHUSETTS, 02144
Covered Property (1)
Musical Fingerprinting Based on Onset Intervals
Patent: 8,586,847 →
Application: 13/310,190 →
Publication: US 2013/0139673
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 15, 2016
From: THE ECHO NEST CORPORATION
To: SPOTIFY AB
Reel/Frame 038917/0325 →