Patent Assignment 44275/244

SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

  • Reel/Frame: 44275/244
  • Execution Date: Nov 23, 2017
  • Correspondent

    LAW OFFICES OF S.J. CHRISTINE YANG

    17220 NEWHOPE STREET, SUITE 102
    FOUNTAIN VALLEY, CA 92708

Properties (9 total)

Patent Publication Application
HEADPHONES WITH FREQUENCY-BASED DIVISIONS (A1) 20170238088
Aug 17, 2017
(X0) 15426991
Feb 07, 2017
HIGH SOUND QUALITY PIEZOELECTRIC SPEAKER (A1) 20170026758
Jan 26, 2017
(X0) 15190202
Jun 23, 2016
CONTACT TYPE ELECTRET CONDENSER PICKUP (A1) 20080063222
Mar 13, 2008
(B2) 8090125
Jan 03, 2012
(X0) 11840927
Aug 17, 2007
HIGH BASS SPEAKER MONOMER AND A HIGH BASS EARPHONE STRUCTURE (A1) 20150249878
Sep 03, 2015
(B2) 9602912
Mar 21, 2017
(X0) 14427636
Mar 12, 2015
EARPHONE WITH DUAL LOUDSPEAKERS (A1) 20150304763
Oct 22, 2015
(B2) 9344784
May 17, 2016
(X0) 14538301
Nov 11, 2014
ACOUSTIC METAL DIAPHRAGM (A1) 20150172819
Jun 18, 2015
(B2) 9204221
Dec 01, 2015
(X0) 14539020
Nov 12, 2014
MOVING IRON SOUNDING DEVICE (A1) 20160165352
Jun 09, 2016
(B2) 9510102
Nov 29, 2016
(X0) 14840056
Aug 31, 2015
PACKAGE-INTEGRABLE HIGH SOUND QUALITY MOVING COIL LOUDSPEAKER STRUCTURE (B1) 9462403
Oct 04, 2016
(X0) 14887282
Oct 19, 2015
FREELY ADJUSTABLE ERGONOMIC BONE CONDUCTION EARPHONE RACK (A1) 20170127167
May 04, 2017
(B2) 9686603
Jun 20, 2017
(X0) 15131045
Apr 18, 2016