IP Library Assignment 031934/0413
Patent Assignment
Reel/Frame 031934/0413

Assignment of Assignor's Interest

Recorded: 2014-01-10 Pages: 3
Assignors
CHANG, DONALD C.D.
Executed: 2012-04-15
CHEN, STEVE K
Executed: 2012-04-09
Assignee
SPATIAL DIGITAL SYSTEMS. INC.
829 FLYNN RD., CAMARILLO, CALIFORNIA, 93012
Covered Property (1)
Novel Karaoke and Multi-Channel Data Recording / Transmission Techniques via Wavefront Multiplexing and Demultiplexing
Application: 13/938,268 →
Publication: US 2013/0333544
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 29, 2013
From: CHANG, DONALD C; CHEN, STEVE K
To: CHANG, DONALD C.D.
Reel/Frame 031107/0295 →
Assignment of Assignor's Interest Jan 10, 2014
From: SPATIAL DIGITAL SYSTEMS. INC.
To: CHANG, DONALD C.D.
Reel/Frame 031934/0416 →
Assignment of Assignor's Interest Feb 8, 2014
From: CHANG, DONALD C. D.
To: SPATIAL DIGITAL SYSTEMS. INC.
Reel/Frame 032177/0979 →