IP Library › Assignment 021804/0505
Patent Assignment
Reel/Frame 021804/0505

Assignment of Assignor's Interest

Recorded: 2008-11-07 Pages: 2
Assignor
WHITMAN, BRIAN
Executed: 2008-09-22
Assignee
THE ECHO NEST CORPORATION
48 GROVE STREET, SUITE 205, SUMMERVILLE, MASSACHUSETTS, 02144
Covered Property (1)
Combining cultural and acoustic information for music understanding
Application: 60/922,647 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Lien May 7, 2010
From: THE ECHO NEST CORPORATION
To: SOCAL IP LAW GROUP LLP
Reel/Frame 024352/0538 →
Release of Security Interest Aug 16, 2010
From: THE ECHO NEST CORPORATION
To: SOCAL IP LAW GROUP LLP
Reel/Frame 024839/0419 →
Assignment of Assignor's Interest Jun 15, 2016
From: THE ECHO NEST CORPORATION
To: SPOTIFY AB
Reel/Frame 038917/0325 →