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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:037992/0488   Pages: 5
Recorded: 03/03/2016
Conveyance: RELEASE BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
Total properties: 59
1
Patent #:
5959990
Issue Dt:
09/28/1999
Application #:
08613726
Filing Dt:
03/12/1996
Title:
VLAN FRAME FORMAT
2
Patent #:
5751967
Issue Dt:
05/12/1998
Application #:
08680113
Filing Dt:
07/15/1996
Title:
METHOD AND APPARATUS FOR AUTOMATICALLY CONFIGURING A NETWORK DEVICE TO SUPPORT A VIRTUAL NETWORK
3
Patent #:
6111876
Issue Dt:
08/29/2000
Application #:
08705631
Filing Dt:
08/30/1996
Title:
VLAN FRAME FORMAT
4
Patent #:
6130877
Issue Dt:
10/10/2000
Application #:
08862302
Filing Dt:
05/23/1997
Title:
RATE CONTROLLED BROADCAST FOR ACTIVATION OF ENTITIES IN LARGE SCALE DATA NETWORKS
5
Patent #:
6427185
Issue Dt:
07/30/2002
Application #:
08896485
Filing Dt:
07/17/1997
Title:
METHOD AND APPARATUS FOR MANAGING THE FLOW OF DATA WITHIN A SWITCHING DEVICE
6
Patent #:
5970125
Issue Dt:
10/19/1999
Application #:
08933752
Filing Dt:
09/23/1997
Title:
METHOD, SYSTEM AND APPARATUS FOR CAUSING CUSTOMER PREMISES EQUIPMENT TO AUTOMATICALLY CALL A TELECOMMUNICATIONS SERVER
7
Patent #:
6222848
Issue Dt:
04/24/2001
Application #:
08996172
Filing Dt:
12/22/1997
Title:
GIGABIT ETHERNET INTERFACE TO SYNCHRONOUS OPTICAL NETWORK (SONET) RING
8
Patent #:
6366557
Issue Dt:
04/02/2002
Application #:
09069439
Filing Dt:
04/29/1998
Title:
METHOD AND APPARATUS FOR A GIGABIT ETHERNET MAC (GMAC)
9
Patent #:
6404765
Issue Dt:
06/11/2002
Application #:
09073658
Filing Dt:
05/06/1998
Title:
METHOD AND APPARATUS FOR TRANSPORTING DS-X SIGNALS THROUGH A PACKET NETWORK
10
Patent #:
6345047
Issue Dt:
02/05/2002
Application #:
09096468
Filing Dt:
06/12/1998
Title:
COMPUTER TELEPHONY ADAPTER AND METHOD
11
Patent #:
6745243
Issue Dt:
06/01/2004
Application #:
09107069
Filing Dt:
06/30/1998
Publication #:
US20020049840
Pub Dt:
04/25/2002
Title:
METHOD AND APPARATUS FOR NETWORK CACHING AND LOAD BALANCING
12
Patent #:
6490249
Issue Dt:
12/03/2002
Application #:
09203104
Filing Dt:
12/01/1998
Title:
ADAPTIVE CONNECTION ADMISSION CONTROL SCHEME FOR PACKET NETWORKS
13
Patent #:
6507648
Issue Dt:
01/14/2003
Application #:
09219496
Filing Dt:
12/23/1998
Title:
METHOD AND APPARATUS FOR PRIORITIZING VOICE AND DATA IN A CIRCUIT-SWITCHED NETWORK
14
Patent #:
6661788
Issue Dt:
12/09/2003
Application #:
09311942
Filing Dt:
05/14/1999
Publication #:
US20030174701
Pub Dt:
09/18/2003
Title:
MULTICAST SCHEDULING FOR A NETWORK DEVICE
15
Patent #:
6578086
Issue Dt:
06/10/2003
Application #:
09405982
Filing Dt:
09/27/1999
Title:
DYNAMICALLY MANAGING THE TOPOLOGY OF A DATA NETWORK
16
Patent #:
6952740
Issue Dt:
10/04/2005
Application #:
09412447
Filing Dt:
10/04/1999
Title:
APPARATUS AND METHOD OF MAINTAINING A ROUTE TABLE
17
Patent #:
6697325
Issue Dt:
02/24/2004
Application #:
09455653
Filing Dt:
12/07/1999
Title:
SYSTEM, DEVICE, AND METHOD FOR EXPEDITING RECONVERGENCE IN A COMMUNICATION NETWORK
18
Patent #:
6422876
Issue Dt:
07/23/2002
Application #:
09457508
Filing Dt:
12/08/1999
Title:
HIGH THROUGHPUT INTERCONNECTION SYSTEM USING ORTHOGONAL CONNECTORS
19
Patent #:
6466986
Issue Dt:
10/15/2002
Application #:
09475388
Filing Dt:
12/30/1999
Title:
METHOD AND APPARATUS FOR PROVIDING DYNAMIC HOST CONFIGURATION PROTOCOL (DHCP) TAGGING
20
Patent #:
6839322
Issue Dt:
01/04/2005
Application #:
09501517
Filing Dt:
02/09/2000
Title:
METHOD AND SYSTEM FOR OPTICAL ROUTING OF VARIABLE-LENGTH PACKET DATA
21
Patent #:
7123700
Issue Dt:
10/17/2006
Application #:
09560019
Filing Dt:
04/27/2000
Title:
CONFIGURING USER INTERFACES OF CALL DEVICES
22
Patent #:
6879594
Issue Dt:
04/12/2005
Application #:
09588533
Filing Dt:
06/07/2000
Title:
SYSTEM AND METHOD FOR LOOP AVOIDANCE IN MULTI-PROTOCOL LABEL SWITCHING
23
Patent #:
7158515
Issue Dt:
01/02/2007
Application #:
09611447
Filing Dt:
07/06/2000
Title:
METHOD OF OPTICAL NETWORK BANDWIDTH REPRESENTATION FOR OPTICAL LABEL SWITCHING NETWORKS
24
Patent #:
6765925
Issue Dt:
07/20/2004
Application #:
09672801
Filing Dt:
09/28/2000
Title:
APPARATUS AND METHOD OF MAINTAINING STATE IN A DATA TRANSMISSION SYSTEM
25
Patent #:
6882800
Issue Dt:
04/19/2005
Application #:
09703631
Filing Dt:
11/02/2000
Title:
OPTICAL SWITCHING SYSTEM FOR SWITCHING OPTICALS SIGNALS IN WAVELENGTH GROUPS
26
Patent #:
6937704
Issue Dt:
08/30/2005
Application #:
09722105
Filing Dt:
11/27/2000
Title:
CONNECTION CONTROLLER FOR SETTING-UP A MEDIA PATH BETWEEN A TERMINAL AND AN AUDIO SOURCE
27
Patent #:
6970461
Issue Dt:
11/29/2005
Application #:
09725360
Filing Dt:
11/29/2000
Publication #:
US20040240466
Pub Dt:
12/02/2004
Title:
ACCESS CONTROL ENHANCEMENTS FOR DELIVERY OF VIDEO AND OTHER SERVICES
28
Patent #:
7277533
Issue Dt:
10/02/2007
Application #:
09732128
Filing Dt:
12/07/2000
Publication #:
US20020073203
Pub Dt:
06/13/2002
Title:
PROVIDING CALLING PARTY INFORMATION IN A REQUEST TO ESTABLISH A CALL SESSION
29
Patent #:
6980564
Issue Dt:
12/27/2005
Application #:
09884684
Filing Dt:
06/19/2001
Title:
MODULAR DATA COMMUNICATION EQUIPMENT SYSTEM
30
Patent #:
7274704
Issue Dt:
09/25/2007
Application #:
09902683
Filing Dt:
07/12/2001
Title:
PIGGYBACKING VPN INFORMATION IN BGP FOR NETWORK BASED VPN ARCHITECTURES
31
Patent #:
6788671
Issue Dt:
09/07/2004
Application #:
10093290
Filing Dt:
03/05/2002
Publication #:
US20020116535
Pub Dt:
08/22/2002
Title:
METHOD AND APPARATUS FOR MANAGING THE FLOW OF DATA WITHIN A SWITCHING DEVICE
32
Patent #:
6807174
Issue Dt:
10/19/2004
Application #:
10117740
Filing Dt:
04/05/2002
Publication #:
US20020122418
Pub Dt:
09/05/2002
Title:
METHOD AND APPARATUS FOR TRANSPORTING DS-X SIGNALS THROUGH A PACKET NETWORK
33
Patent #:
7233593
Issue Dt:
06/19/2007
Application #:
10192113
Filing Dt:
07/10/2002
Publication #:
US20030169689
Pub Dt:
09/11/2003
Title:
SYSTEM, DEVICE, AND METHOD FOR ROUTING INFORMATION IN A COMMUNICATION NETWORK USING POLICY EXTRAPOLATION
34
Patent #:
RE40999
Issue Dt:
11/24/2009
Application #:
10225708
Filing Dt:
08/22/2002
Title:
VLAN FRAME FORMAT
35
Patent #:
7031296
Issue Dt:
04/18/2006
Application #:
10330640
Filing Dt:
12/27/2002
Title:
METHOD AND APPARATUS FOR MANAGING THE FLOW OF DATA WITHIN A SWITCHING DEVICE
36
Patent #:
7478167
Issue Dt:
01/13/2009
Application #:
10389997
Filing Dt:
03/18/2003
Publication #:
US20030177221
Pub Dt:
09/18/2003
Title:
RESOURCE ALLOCATION USING AN AUTO-DISCOVERY MECHANISM FOR PROVIDER-PROVISIONED LAYER-2 AND LAYER-3 VIRTUAL PRIVATE NETWORKS
37
Patent #:
7366183
Issue Dt:
04/29/2008
Application #:
10439518
Filing Dt:
05/16/2003
Title:
DETECTING MULTIMEDIA CAPABILITY OF A CALLER
38
Patent #:
8166533
Issue Dt:
04/24/2012
Application #:
10642256
Filing Dt:
08/15/2003
Publication #:
US20040034793
Pub Dt:
02/19/2004
Title:
METHOD FOR PROVIDING MEDIA COMMUNICATION ACROSS FIREWALLS
39
Patent #:
7385998
Issue Dt:
06/10/2008
Application #:
10657654
Filing Dt:
09/08/2003
Publication #:
US20050053064
Pub Dt:
03/10/2005
Title:
METHOD AND APPARATUS FOR ENCAPSULATING SERVICES FOR TRANSPORTATION OVER METALLIC PHYSICAL MEDIUMS
40
Patent #:
7664123
Issue Dt:
02/16/2010
Application #:
10763015
Filing Dt:
01/22/2004
Publication #:
US20050163101
Pub Dt:
07/28/2005
Title:
GENERALIZED VIRTUAL ROUTER
41
Patent #:
7869362
Issue Dt:
01/11/2011
Application #:
10965828
Filing Dt:
10/18/2004
Publication #:
US20050047392
Pub Dt:
03/03/2005
Title:
METHOD AND SYSTEM FOR OPTICAL ROUTING OF VARIABLE-LENGTH PACKET DATA
42
Patent #:
RE40467
Issue Dt:
08/26/2008
Application #:
11347786
Filing Dt:
02/03/2006
Title:
METHOD AND APPARATUS FOR MANAGING THE FLOW OF DATA WITHIN A SWITCHING DEVICE
43
Patent #:
7397763
Issue Dt:
07/08/2008
Application #:
11355640
Filing Dt:
02/16/2006
Publication #:
US20060153076
Pub Dt:
07/13/2006
Title:
ADMISSIONS CONTROL IN A CONNECTIONLESS COMMUNICATIONS NETWORK
44
Patent #:
8189575
Issue Dt:
05/29/2012
Application #:
11374546
Filing Dt:
03/13/2006
Publication #:
US20070211712
Pub Dt:
09/13/2007
Title:
MODULAR SCALABLE SWITCH ARCHITECTURE
45
Patent #:
8325707
Issue Dt:
12/04/2012
Application #:
11408850
Filing Dt:
04/21/2006
Publication #:
US20060242310
Pub Dt:
10/26/2006
Title:
SESSION INITIATION FROM APPLICATION SERVERS IN AN IP MULTIMEDIA SUBSYSTEM
46
Patent #:
8391275
Issue Dt:
03/05/2013
Application #:
11811113
Filing Dt:
06/08/2007
Publication #:
US20070242810
Pub Dt:
10/18/2007
Title:
PROVIDING CALLING PARTY INFORMATION IN A REQUEST TO ESTABLISH A CALL SESSION
47
Patent #:
RE44775
Issue Dt:
02/25/2014
Application #:
12459465
Filing Dt:
06/30/2009
Title:
VLAN FRAME FORMAT
48
Patent #:
8582569
Issue Dt:
11/12/2013
Application #:
13465657
Filing Dt:
05/07/2012
Publication #:
US20120281709
Pub Dt:
11/08/2012
Title:
MODULAR SCALABLE SWITCH ARCHITECTURE
49
Patent #:
8607323
Issue Dt:
12/10/2013
Application #:
13506330
Filing Dt:
04/11/2012
Publication #:
US20120227101
Pub Dt:
09/06/2012
Title:
Method for providing media communication across firewalls
50
Patent #:
NONE
Issue Dt:
Application #:
13681621
Filing Dt:
11/20/2012
Publication #:
US20130080648
Pub Dt:
03/28/2013
Title:
SESSION INITIATION FROM APPLICATION SERVERS IN AN IP MULTIMEDIA SUBSYSTEM
51
Patent #:
9008294
Issue Dt:
04/14/2015
Application #:
13726835
Filing Dt:
12/26/2012
Publication #:
US20130114467
Pub Dt:
05/09/2013
Title:
Providing Calling Party Information in a Request to Establish a Call Session
52
Patent #:
RE45598
Issue Dt:
06/30/2015
Application #:
13728698
Filing Dt:
12/27/2012
Title:
VLAN FRAME FORMAT
53
Patent #:
RE45521
Issue Dt:
05/19/2015
Application #:
13728747
Filing Dt:
12/27/2012
Title:
Vlan Frame Format
54
Patent #:
RE45065
Issue Dt:
08/05/2014
Application #:
13728787
Filing Dt:
12/27/2012
Title:
VLAN FRAME FORMAT
55
Patent #:
RE45081
Issue Dt:
08/19/2014
Application #:
13728823
Filing Dt:
12/27/2012
Title:
Vlan Frame Format
56
Patent #:
RE45708
Issue Dt:
09/29/2015
Application #:
13728838
Filing Dt:
12/27/2012
Title:
Vlan Frame Format
57
Patent #:
RE45095
Issue Dt:
08/26/2014
Application #:
13728846
Filing Dt:
12/27/2012
Title:
Vlan Frame Format
58
Patent #:
RE45121
Issue Dt:
09/09/2014
Application #:
13728867
Filing Dt:
12/27/2012
Title:
Vlan Frame Format
59
Patent #:
NONE
Issue Dt:
Application #:
14099279
Filing Dt:
12/06/2013
Publication #:
US20140101749
Pub Dt:
04/10/2014
Title:
METHOD FOR PROVIDING MEDIA COMMUNICATION ACROSS FIREWALLS
Assignor
1
RPX CLEARINGHOUSE LLC
Exec Dt:
02/25/2016
Assignee
1
SPHERIX INCOPORATED
6430 ROCKLEDGE DRIVE, SUITE 503
BETHESDA, MARYLAND 20817
Correspondence name and address
SPHERIX INCORPORATED
6430 ROCKLEDGE DRIVE, SUITE 503
BETHESDA, MD 20817

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