IP Library › Assignment 019152/0828
Patent Assignment
Reel/Frame 019152/0828

Assignment of Assignor's Interest

Recorded: 2007-04-12 Pages: 32
Assignors
SKLADMAN, JULIA
Executed: 2000-08-16
THORNBERRY, ROBERT J., JR.
Executed: 2000-07-12
CHATTERLEY, BRUCE A.
Executed: 2000-10-16
NG, ALEXANDER
Executed: 2000-08-16
PETERSON, BRUCE L.
Executed: 2000-08-14
Assignees
AMERITECH CORPORATION
2000 WEST AMERITECH CENTER DRIVE, HOFFMAN ESTATES, ILLINOIS, 60196-1025
NORTHERN TELECOM LIMITED
380 ST. ANTOINE STREET WEST, 8TH FLOOR, WORLD TRADE CENTER OF MONTREAL, MONTREAL, QUEBEC, H2Y 3Y4, CANADA
Covered Property (1)
Method and System for Interfacing Systems Unified Messaging with Legacy Systems Located Behind Corporate Firewalls
Patent: 8,687,773 →
Application: 11/651,335 →
Publication: US 2007/0274473
Related Assignments (9)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 12, 2007
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 019154/0326 →
Assignment of Assignor's Interest Apr 13, 2007
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 019156/0745 →
Assignment of Assignor's Interest Apr 18, 2007
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 019177/0138 →
Change of Name Nov 11, 2007
From: SBC PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 020094/0530 →
Change of Name Nov 18, 2007
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 020129/0242 →
Change of Name Feb 16, 2009
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 022269/0943 →
Assignment of Assignor's Interest Feb 9, 2015
From: ROCKSTAR CONSORTIUM US LP; ROCKSTAR CONSORTIUM LLC; BOCKSTAR TECHNOLOGIES LLC; CONSTELLATION TECHNOLOGIES LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 034924/0779 →
Security Agreement Mar 9, 2016
From: RPX CORPORATION; RPX CLEARINGHOUSE LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038041/0001 →
Release (Reel 038041 / Frame 0001) Jan 2, 2018
From: JPMORGAN CHASE BANK, N.A.
To: RPX CORPORATION; RPX CLEARINGHOUSE LLC
Reel/Frame 044970/0030 →