Patent Assignment
Reel/Frame 013676/0578
Assignment of Assignor's Interest
Recorded: 2003-01-21
Pages: 2
Assignor
GLINGENER, CHRISTOPH
Executed: 2002-09-28
Assignee
SIEMENS AKTIENGESELLSCHAFT
WITTELSBACHERPLATZ 2, MUENCHEN, 80333, GERMANY
Covered Property
(1)
Method for Transmitting at Least One First and One Second Data Signal in Polarization Division Multiplex in an Optical Transmission System
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 7, 2008
From: SIEMENS AKTIENGESELLSCHAFT
To: NOKIA SIEMENS NETWORKS GMBH & CO. KG
Reel/Frame 020915/0503 →
Assignment of Assignor's Interest
Nov 25, 2013
From: NOKIA SIEMENS NETWORKS GMBH & CO. KG
To: XIEON NETWORKS S.A.R.L.
Reel/Frame 031719/0220 →
Security Interest
Dec 16, 2014
From: XIEON NETWORKS S.A R.L
To: CERBERUS BUSINESS FINANCE, LLC, AS COLLATERAL AGENT
Reel/Frame 034639/0201 →