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Reel/Frame:	050969/0001			Pages:	93
		Recorded:	11/08/2019
Attorney Dkt #:	150022-17-PSA-CIENA-BOA
Conveyance:	PATENT SECURITY AGREEMENT

Total properties: 1599
Page 8 of 16
Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent #:	6854054	Issue Dt:	02/08/2005	Application #:	10006293	Filing Dt:	12/06/2001
Title:	SYSTEM AND METHOD OF MEMORY MANAGEMENT FOR PROVIDING DATA STORAGE ACROSS A REBOOT

Patent #:	6587622	Issue Dt:	07/01/2003	Application #:	10006472	Filing Dt:	12/04/2001
Publication #:	US20030103746	Pub Dt:	06/05/2003
Title:	ORIENTATION SWITCHABLE OPTICAL FIBRES

Patent #:	6692267	Issue Dt:	02/17/2004	Application #:	10006487	Filing Dt:	12/06/2001
Title:	PRINTED CIRCUIT BOARD TESTING MODULE

Patent #:	6742746	Issue Dt:	06/01/2004	Application #:	10006917	Filing Dt:	11/08/2001
Title:	OPTICAL CABLE GUIDE AND SUPPORT

Patent #:	6583743	Issue Dt:	06/24/2003	Application #:	10006926	Filing Dt:	12/04/2001
Publication #:	US20020121997	Pub Dt:	09/05/2002
Title:	DIFFERENTIAL BIPOLAR STRAY-INSENSITIVE PIPELINED DIGITAL-TO-ANALOG CONVERTER

Patent #:	7099580	Issue Dt:	08/29/2006	Application #:	10007212	Filing Dt:	11/02/2001
Title:	METHOD AND SYSTEM FOR COMMUNICATING NETWORK TOPOLOGY IN AN OPTICAL COMMUNICATIONS NETWORK

Patent #:	7181141	Issue Dt:	02/20/2007	Application #:	10007224	Filing Dt:	11/02/2001
Title:	METHOD AND SYSTEM FOR COLLECTING NETWORK TOPOLOGY IN AN OPTICAL COMMUNICATIONS NETWORK

Patent #:	6937821	Issue Dt:	08/30/2005	Application #:	10008080	Filing Dt:	11/02/2001
Title:	OPTICAL POWER TRANSIENT MONITOR

Patent #:	7617302	Issue Dt:	11/10/2009	Application #:	10008081	Filing Dt:	11/02/2001
Title:	COMMUNICATION NETWORKS

Patent #:	7254335	Issue Dt:	08/07/2007	Application #:	10008507	Filing Dt:	11/08/2001
Title:	STACKABLE WDM ARRANGEMENT

Patent #:	6904462	Issue Dt:	06/07/2005	Application #:	10011457	Filing Dt:	10/30/2001
Title:	METHOD AND SYSTEM FOR ALLOCATING PROTECTION PATH RESOURCES

Patent #:	6741140	Issue Dt:	05/25/2004	Application #:	10012478	Filing Dt:	12/12/2001
Publication #:	US20030107450	Pub Dt:	06/12/2003
Title:	CIRCUIT FOR RECEIVING AN AC COUPLED BROADBAND SIGNAL

Patent #:	7155128	Issue Dt:	12/26/2006	Application #:	10014353	Filing Dt:	12/14/2001
Publication #:	US20040208565	Pub Dt:	10/21/2004
Title:	DECORRELATION OF WDM SIGNALS

Patent #:	7072581	Issue Dt:	07/04/2006	Application #:	10014806	Filing Dt:	12/14/2001
Publication #:	US20020141688	Pub Dt:	10/03/2002
Title:	APPARATUS AND METHOD FOR SIGNAL RECOGNITION WITHIN WDM OPTICAL NODES

Patent #:	7039045	Issue Dt:	05/02/2006	Application #:	10017919	Filing Dt:	10/29/2001
Title:	PASSTHROUGH SWITCHING CONTROL MECHANISM BASED UPON THE LOGICAL PARTITIONING OF A SWITCH ELEMENT

Patent #:	7106729	Issue Dt:	09/12/2006	Application #:	10020014	Filing Dt:	10/29/2001
Title:	SWITCHING CONTROL MECHANISM BASED UPON THE LOGICAL PARTITIONING OF A SWITCH ELEMENT

Patent #:	7009978	Issue Dt:	03/07/2006	Application #:	10020805	Filing Dt:	12/18/2001
Publication #:	US20030112819	Pub Dt:	06/19/2003
Title:	COMMUNICATIONS INTERFACE FOR PROVIDING A PLURALITY OF COMMUNICATION CHANNELS TO A SINGLE PORT ON A PROCESSOR

Patent #:	6938187	Issue Dt:	08/30/2005	Application #:	10021054	Filing Dt:	12/19/2001
Publication #:	US20030115307	Pub Dt:	06/19/2003
Title:	TANDEM CONNECTION MONITORING

Patent #:	6687044	Issue Dt:	02/03/2004	Application #:	10022355	Filing Dt:	12/20/2001
Publication #:	US20030117695	Pub Dt:	06/26/2003
Title:	CONNECTION DISCOVERY FOR OPTICAL AMPLIFIER SYSTEMS

Patent #:	7061910	Issue Dt:	06/13/2006	Application #:	10022403	Filing Dt:	12/20/2001
Publication #:	US20020080790	Pub Dt:	06/27/2002
Title:	UNIVERSAL TRANSFER METHOD AND NETWORK WITH DISTRIBUTED SWITCH

Patent #:	7020135	Issue Dt:	03/28/2006	Application #:	10023971	Filing Dt:	12/17/2001
Publication #:	US20020051446	Pub Dt:	05/02/2002
Title:	REARRANGEABLE SWITCH HAVING A NON-POWER OF TWO NUMBER OF PHYSICAL CENTER STAGES

Patent #:	7206309	Issue Dt:	04/17/2007	Application #:	10025496	Filing Dt:	12/26/2001
Publication #:	US20020141429	Pub Dt:	10/03/2002
Title:	HIGH AVAILABILITY PACKET FORWARDING APPARATUS AND METHOD

Patent #:	7149975	Issue Dt:	12/12/2006	Application #:	10025628	Filing Dt:	12/26/2001
Title:	OPTICAL NETWORK ADMINISTRATION GRAPHICAL USER INTERFACE

Patent #:	7062165	Issue Dt:	06/13/2006	Application #:	10025795	Filing Dt:	12/26/2001
Publication #:	US20040091273	Pub Dt:	05/13/2004
Title:	RECEIVER MONITORING AND OPTIMIZATION USING FORWARD ERROR CORRECTION INFORMATION

Patent #:	6934914	Issue Dt:	08/23/2005	Application #:	10027916	Filing Dt:	12/20/2001
Title:	SYSTEM TO OPTIMIZE RECEIVED POWER IN AN OPTICAL NETWORK

Patent #:	6744964	Issue Dt:	06/01/2004	Application #:	10027917	Filing Dt:	12/20/2001
Title:	SYSTEM AND METHOD FOR CONTROLLING VARIABLE OPTICAL ATTENUATORS

Patent #:	7203743	Issue Dt:	04/10/2007	Application #:	10029194	Filing Dt:	12/28/2001
Publication #:	US20030126299	Pub Dt:	07/03/2003
Title:	HIERARCHICAL TREE-BASED PROTECTION SCHEME FOR MESH NETWORKS

Patent #:	7340174	Issue Dt:	03/04/2008	Application #:	10029282	Filing Dt:	12/28/2001
Publication #:	US20030123880	Pub Dt:	07/03/2003
Title:	PROGRAMMABLE OADM WITH CHROMATIC DISPERSION, DISPERSION SLOPE AND AMPLITUDE RIPPLE COMPENSATION, AND METHOD

Patent #:	7013348	Issue Dt:	03/14/2006	Application #:	10032412	Filing Dt:	12/21/2001
Title:	SWITCH SUBTENDING IN A SYNCHRONOUS TRANSMISSION SYSTEM

Patent #:	7146098	Issue Dt:	12/05/2006	Application #:	10034036	Filing Dt:	12/20/2001
Title:	OPTICAL PROTECTION SCHEME

Patent #:	7123625	Issue Dt:	10/17/2006	Application #:	10034235	Filing Dt:	12/28/2001
Publication #:	US20030123472	Pub Dt:	07/03/2003
Title:	METHOD AND APPARATUS FOR IN-SERVICE DYNAMIC ALLOCATION OF BANDWIDTH IN A TDM NETWORK

Patent #:	7130264	Issue Dt:	10/31/2006	Application #:	10034443	Filing Dt:	12/26/2001
Publication #:	US20030117951	Pub Dt:	06/26/2003
Title:	SERVICE PROTECTION METHOD AND APPARATUS FOR TDM OR WDM COMMUNICATIONS NETWORKS

Patent #:	7068608	Issue Dt:	06/27/2006	Application #:	10036921	Filing Dt:	12/21/2001
Publication #:	US20030117962	Pub Dt:	06/26/2003
Title:	AUTOMATED METHOD FOR CONNECTION DISCOVERY WITHIN CONSOLIDATED NETWORK ELEMENTS

Patent #:	7330652	Issue Dt:	02/12/2008	Application #:	10037085	Filing Dt:	12/20/2001
Title:	SYSTEM AND METHOD FOR SELECTING THE PLACEMENT OF OPTICAL AMPLIFIERS IN AN OPTICAL NETWORK

Patent #:	6848062	Issue Dt:	01/25/2005	Application #:	10037156	Filing Dt:	12/21/2001
Title:	MESH PROTECTION SERVICE IN A COMMUNICATIONS NETWORK

Patent #:	7113698	Issue Dt:	09/26/2006	Application #:	10045587	Filing Dt:	11/06/2001
Title:	FAULT DETECTION AND ISOLATION IN AN OPTICAL NETWORK

Patent #:	7046619	Issue Dt:	05/16/2006	Application #:	10045955	Filing Dt:	11/06/2001
Publication #:	US20030169470	Pub Dt:	09/11/2003
Title:	METHOD AND SYSTEM FOR BI-DIRECTIONAL PATH SWITCHED NETWORK

Patent #:	7673221	Issue Dt:	03/02/2010	Application #:	10046639	Filing Dt:	10/26/2001
Publication #:	US20020140991	Pub Dt:	10/03/2002
Title:	OPTIMAL BIT ALLOCATION SYSTEM FOR REED-SOLOMON CODED DATA

Patent #:	7209451	Issue Dt:	04/24/2007	Application #:	10047474	Filing Dt:	10/23/2001
Publication #:	US20030076779	Pub Dt:	04/24/2003
Title:	APPARATUS AND METHOD FOR EFFICIENT DETECTION AND SUPPRESSION OF CORRUPTED FIBRE CHANNEL FRAMES IN A PROTECTED TRANSMISSION MEDIUM

Patent #:	6594434	Issue Dt:	07/15/2003	Application #:	10051633	Filing Dt:	10/26/2001
Title:	FIBER OPTIC CABLES MANAGEMENT AND MEASUREMENT APPARATUS

Patent #:	8127042	Issue Dt:	02/28/2012	Application #:	10051928	Filing Dt:	01/18/2002
Title:	DATA DRIVEN CONNECTION RULE/CONSTRAINT ENGINE APPLIED TO TRAIL MANAGEMENT

Patent #:	7330425	Issue Dt:	02/12/2008	Application #:	10052917	Filing Dt:	11/02/2001
Title:	METHOD AND APPARATUS FOR PERMANENT SUB-NETWORK CONNECTIONS IN A COMMUNICATION NETWORK

Patent #:	7221675	Issue Dt:	05/22/2007	Application #:	10054208	Filing Dt:	01/22/2002
Publication #:	US20030108051	Pub Dt:	06/12/2003
Title:	ADDRESS RESOLUTION METHOD FOR A VIRTUAL PRIVATE NETWORK, AND CUSTOMER EDGE DEVICE FOR IMPLEMENTING THE METHOD

Patent #:	6844977	Issue Dt:	01/18/2005	Application #:	10056721	Filing Dt:	01/25/2002
Publication #:	US20020131176	Pub Dt:	09/19/2002
Title:	MULTI-CHANNEL OPTICAL FILTER

Patent #:	6917759	Issue Dt:	07/12/2005	Application #:	10059344	Filing Dt:	01/31/2002
Publication #:	US20040208118	Pub Dt:	10/21/2004
Title:	SHARED MESH SIGNALING ALGORITHM AND APPARATUS

Patent #:	6677591	Issue Dt:	01/13/2004	Application #:	10060583	Filing Dt:	01/30/2002
Title:	METHOD AND SYSTEM FOR INSPECTING OPTICAL DEVICES

Patent #:	7414985	Issue Dt:	08/19/2008	Application #:	10061995	Filing Dt:	02/01/2002
Title:	LINK AGGREGATION

Patent #:	7039361	Issue Dt:	05/02/2006	Application #:	10062113	Filing Dt:	02/01/2002
Title:	SYSTEM AND METHOD FOR REDUCING ELECTROMAGNETIC INTERFERENCE

Patent #:	7242863	Issue Dt:	07/10/2007	Application #:	10062139	Filing Dt:	02/01/2002
Publication #:	US20030035170	Pub Dt:	02/20/2003
Title:	METHOD AND SYSTEM FOR COORDINATING AND UTILIZING CHANNEL POWER INFORMATION IN AN OPTICAL COMMUNICATIONS NETWORK

Patent #:	7962588	Issue Dt:	06/14/2011	Application #:	10062163	Filing Dt:	02/01/2002
Title:	METHOD AND SYSTEM FOR MANAGING OPTICAL NETWORK ELEMENTS

Patent #:	7054562	Issue Dt:	05/30/2006	Application #:	10062261	Filing Dt:	02/01/2002
Title:	METHOD AND SYSTEM FOR SUPPRESSING ASE ON A WDM NETWORK

Patent #:	7991849	Issue Dt:	08/02/2011	Application #:	10066033	Filing Dt:	01/31/2002
Title:	SYSTEM FOR MANAGING CONFIGURATION MEMORY WITH TRANSACTION AND REDUNDANCY SUPPORT IN AN OPTICAL NETWORK ELEMENT

Patent #:	7239807	Issue Dt:	07/03/2007	Application #:	10067351	Filing Dt:	02/07/2002
Publication #:	US20040208517	Pub Dt:	10/21/2004
Title:	VARIABLE CLAMP EQUALIZATION METHOD AND APPARATUS

Patent #:	7957641	Issue Dt:	06/07/2011	Application #:	10067910	Filing Dt:	02/08/2002
Publication #:	US20040208534	Pub Dt:	10/21/2004
Title:	METHOD OF WDM CHANNEL TAGGING AND MONITORING, AND APPARATUS

Patent #:	6590700	Issue Dt:	07/08/2003	Application #:	10068937	Filing Dt:	02/11/2002
Title:	ADAPTIVE OPTICAL AMPLIFIER CONTROL

Patent #:	7061974	Issue Dt:	06/13/2006	Application #:	10072615	Filing Dt:	02/05/2002
Publication #:	US20020154686	Pub Dt:	10/24/2002
Title:	SYSTEM AND METHOD FOR DATA TRANSMISSION IN DMT-BASED DSL MODEMS

Patent #:	6621861	Issue Dt:	09/16/2003	Application #:	10072650	Filing Dt:	02/06/2002
Title:	SYSTEM TO OPTIMIZE SIGNAL DETECTION

Patent #:	7043651	Issue Dt:	05/09/2006	Application #:	10076415	Filing Dt:	02/19/2002
Publication #:	US20030056136	Pub Dt:	03/20/2003
Title:	TECHNIQUE FOR SYNCHRONIZING CLOCKS IN A NETWORK

Patent #:	7260102	Issue Dt:	08/21/2007	Application #:	10079559	Filing Dt:	02/22/2002
Publication #:	US20030161303	Pub Dt:	08/28/2003
Title:	TRAFFIC SWITCHING USING MULTI-DIMENSIONAL PACKET CLASSIFICATION

Patent #:	7158477	Issue Dt:	01/02/2007	Application #:	10079915	Filing Dt:	02/22/2002
Publication #:	US20030120755	Pub Dt:	06/26/2003
Title:	DATA COMMUNICATION APPARATUS WITH DISTRIBUTED TRAFFIC PROTECTION SWITCHING SYSTEM

Patent #:	7406033	Issue Dt:	07/29/2008	Application #:	10084201	Filing Dt:	02/28/2002
Publication #:	US20030161304	Pub Dt:	08/28/2003
Title:	METHODS, DEVICES AND SOFTWARE FOR COMBINING PROTECTION PATHS ACROSS A COMMUNICATIONS NETWORK

Patent #:	6917763	Issue Dt:	07/12/2005	Application #:	10084310	Filing Dt:	03/05/2002
Title:	TECHNIQUE FOR VERIFYING FIBER CONNECTIVITY IN A PHOTONIC NETWORK

Patent #:	7190666	Issue Dt:	03/13/2007	Application #:	10096033	Filing Dt:	03/13/2002
Title:	IDENTIFICATION OF PRIORITY FAULTS IN A TRANSPORT NETWORK

Patent #:	6904542	Issue Dt:	06/07/2005	Application #:	10096095	Filing Dt:	03/11/2002
Publication #:	US20030172319	Pub Dt:	09/11/2003
Title:	SYSTEM FOR GROUP-BASED DISTRIBUTED PROTECTION SWITCHING

Patent #:	6786647	Issue Dt:	09/07/2004	Application #:	10097266	Filing Dt:	03/15/2002
Title:	MECHANICALLY CONSTRAINED CONNECTION

Patent #:	7023842	Issue Dt:	04/04/2006	Application #:	10097291	Filing Dt:	03/14/2002
Publication #:	US20030185376	Pub Dt:	10/02/2003
Title:	SWITCH MODEL COMPONENT

Patent #:	7475126	Issue Dt:	01/06/2009	Application #:	10097586	Filing Dt:	03/15/2002
Publication #:	US20030177205	Pub Dt:	09/18/2003
Title:	METHOD AND APPARATUS FOR SYSTEM LINEUP AND TESTING

Patent #:	6819830	Issue Dt:	11/16/2004	Application #:	10099181	Filing Dt:	03/12/2002
Publication #:	US20040208430	Pub Dt:	10/21/2004
Title:	SYSTEM AND METHOD FOR COMMUNICATING DATA IN A NETWORK USING BACKCHANNEL SIGNALING

Patent #:	6804273	Issue Dt:	10/12/2004	Application #:	10100845	Filing Dt:	03/19/2002
Title:	METHOD AND SYSTEM FOR COMPENSATING A FREQUENCY STABILIZED OPTICAL SOURCE

Patent #:	6868201	Issue Dt:	03/15/2005	Application #:	10104768	Filing Dt:	03/22/2002
Title:	RECONFIGURABLE WDM MUX/DEMUX/OADM

Patent #:	7174547	Issue Dt:	02/06/2007	Application #:	10106169	Filing Dt:	03/25/2002
Publication #:	US20030182411	Pub Dt:	09/25/2003
Title:	METHOD FOR UPDATING AND RESTORING OPERATING SOFTWARE IN AN ACTIVE REGION OF A NETWORK ELEMENT

Patent #:	7372803	Issue Dt:	05/13/2008	Application #:	10107044	Filing Dt:	03/28/2002
Publication #:	US20030021222	Pub Dt:	01/30/2003
Title:	APPARATUS AND METHOD FOR ESTABLISHMENT AND PROTECTION OF CONNECTIONS WITHIN MESH NETWORKS

Patent #:	7124369	Issue Dt:	10/17/2006	Application #:	10107472	Filing Dt:	03/28/2002
Publication #:	US20030184599	Pub Dt:	10/02/2003
Title:	MULTI-LAYER PATH EXPLORER

Patent #:	6748154	Issue Dt:	06/08/2004	Application #:	10108789	Filing Dt:	03/28/2002
Publication #:	US20030185537	Pub Dt:	10/02/2003
Title:	OPTICAL MODULE ACCESS TRAY

Patent #:	6785308	Issue Dt:	08/31/2004	Application #:	10109120	Filing Dt:	03/28/2002
Publication #:	US20030185258	Pub Dt:	10/02/2003
Title:	SPECTRAL CONDITIONING SYSTEM AND METHOD

Patent #:	6687050	Issue Dt:	02/03/2004	Application #:	10109216	Filing Dt:	03/28/2002
Publication #:	US20020196531	Pub Dt:	12/26/2002
Title:	AMPLIFIER GAIN ERROR

Patent #:	7095923	Issue Dt:	08/22/2006	Application #:	10109903	Filing Dt:	03/29/2002
Title:	WAVELENGTH SELECTIVE OPTICAL FILTER

Patent #:	6959149	Issue Dt:	10/25/2005	Application #:	10109917	Filing Dt:	03/29/2002
Publication #:	US20040208535	Pub Dt:	10/21/2004
Title:	POWER BALANCING IN DWDM OPTICAL NETWORKS

Patent #:	6907549	Issue Dt:	06/14/2005	Application #:	10109949	Filing Dt:	03/29/2002
Publication #:	US20030188228	Pub Dt:	10/02/2003
Title:	ERROR DETECTION IN COMMUNICATION SYSTEMS

Patent #:	6842561	Issue Dt:	01/11/2005	Application #:	10113827	Filing Dt:	03/29/2002
Publication #:	US20040208432	Pub Dt:	10/21/2004
Title:	OPTICAL PERFORMANCE MONITORING SCHEME

Patent #:	7020226	Issue Dt:	03/28/2006	Application #:	10115081	Filing Dt:	04/04/2002
Title:	I/Q DISTORTION COMPENSATION FOR THE RECEPTION OF OFDM SIGNALS

Patent #:	7167481	Issue Dt:	01/23/2007	Application #:	10119765	Filing Dt:	04/11/2002
Publication #:	US20030118013	Pub Dt:	06/26/2003
Title:	TECHNIQUE FOR COMPUTING PATHWAYS IN A MULTI-STAGE SWITCH FABRIC THROUGH EXPLOITATION OF SYMMETRICAL LINKS

Patent #:	7257117	Issue Dt:	08/14/2007	Application #:	10124235	Filing Dt:	04/18/2002
Publication #:	US20020159473	Pub Dt:	10/31/2002
Title:	MAPPING ARBITRARY SIGNALS

Patent #:	7100149	Issue Dt:	08/29/2006	Application #:	10133284	Filing Dt:	04/26/2002
Title:	APPARATUS AND GENERIC METHOD FOR INTERFACING WITH MANAGED OBJECTS IN A COMMUNICATION NETWORK

Patent #:	6678088	Issue Dt:	01/13/2004	Application #:	10137926	Filing Dt:	05/02/2002
Title:	OPTICAL AMPLIFIER TRANSIENT CONTROL APPARATUS

Patent #:	7206281	Issue Dt:	04/17/2007	Application #:	10138853	Filing Dt:	05/03/2002
Publication #:	US20030206516	Pub Dt:	11/06/2003
Title:	CALCULATING PHYSICAL ROUTES IN A COMMUNICATION NETWORK

Patent #:	7310318	Issue Dt:	12/18/2007	Application #:	10139270	Filing Dt:	05/03/2002
Title:	METHOD AND SYSTEM FOR USING OPTICAL PHASE CONJUGATION IN AN OPTICAL COMMUNICATIONS NETWORK

Patent #:	7092148	Issue Dt:	08/15/2006	Application #:	10144082	Filing Dt:	05/13/2002
Title:	OPTICAL COMMUNICATION SYSTEM HAVING DYNAMIC GAIN EQUALIZATION

Patent #:	7457538	Issue Dt:	11/25/2008	Application #:	10145035	Filing Dt:	05/15/2002
Publication #:	US20040213338	Pub Dt:	10/28/2004
Title:	DIGITAL PERFORMANCE MONITORING FOR AN OPTICAL COMMUNICATIONS SYSTEM

Patent #:	7167483	Issue Dt:	01/23/2007	Application #:	10152139	Filing Dt:	05/20/2002
Title:	SYSTEM AND METHOD FOR MANAGING SUBRATE SERVICES IN AN OPTICAL NETWORK

Patent #:	7218858	Issue Dt:	05/15/2007	Application #:	10153230	Filing Dt:	05/20/2002
Title:	SYSTEM AND METHOD FOR USE OF A VARIABLE OPTICAL ATTENUATOR IN AN OPTICAL NETWORK

Patent #:	7193964	Issue Dt:	03/20/2007	Application #:	10154173	Filing Dt:	05/22/2002
Publication #:	US20020176356	Pub Dt:	11/28/2002
Title:	HITLESS PROTECTION SWITCHING

Patent #:	6950592	Issue Dt:	09/27/2005	Application #:	10158813	Filing Dt:	05/31/2002
Title:	FIBER OPTIC CABLE MANAGEMENT SYSTEM

Patent #:	7251296	Issue Dt:	07/31/2007	Application #:	10161217	Filing Dt:	05/31/2002
Publication #:	US20030223520	Pub Dt:	12/04/2003
Title:	SYSTEM FOR CLOCK AND DATA RECOVERY

Patent #:	7184410	Issue Dt:	02/27/2007	Application #:	10174025	Filing Dt:	06/18/2002
Title:	METHOD AND SYSTEM FOR USING OPTICAL PHASE CONJUGATION IN AN OPTICAL COMMUNICATIONS NETWORK INCLUDING AN ADD/DROP MULTIPLEXER

Patent #:	7085501	Issue Dt:	08/01/2006	Application #:	10180568	Filing Dt:	06/26/2002
Title:	COHERENT OPTICAL RECEIVER

Patent #:	6668137	Issue Dt:	12/23/2003	Application #:	10180575	Filing Dt:	06/26/2002
Title:	FEED FORWARD OPTICAL POWER CONTROL

Patent #:	7471903	Issue Dt:	12/30/2008	Application #:	10180595	Filing Dt:	06/26/2002
Title:	OPTICAL COMMUNICATION SYSTEM

Patent #:	7864789	Issue Dt:	01/04/2011	Application #:	10185101	Filing Dt:	06/28/2002
Publication #:	US20030185223	Pub Dt:	10/02/2003
Title:	Signaling methods for telecommunicaton system for exchanging frames over ethernet interfaces and devices for implementing such methods

100

Patent #:	7224514	Issue Dt:	05/29/2007	Application #:	10185110	Filing Dt:	06/27/2002
Publication #:	US20040001710	Pub Dt:	01/01/2004
Title:	USING GAIN TILT FOR LOCAL COMPENSATION OF UNWANTED POWER GRADIENTS

Assignor

CIENA CORPORATION

Exec Dt:

10/28/2019

Assignee

BANK OF AMERICA, N.A., AS COLLATERAL AGENT

135 S. LASALLE STREET

CHICAGO, ILLINOIS 60603

Correspondence name and address
	WINSTON & STRAWN LLP - LAURA FRANCO
	101 CALIFORNIA STREET
	SAN FRANCISCO, CA 94111-5840

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