IP Library › Assignment 035679/0103
Patent Assignment
Reel/Frame 035679/0103

Assignment of Assignor's Interest

Recorded: 2015-05-20 Pages: 3
Assignor
SBC PROPERTIES, L.P.
Executed: 2003-06-10
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 EAST PLUMB LANE, RENO, NEVADA, 89502
Covered Properties (2)
System and Method for Routing a Call to a Called Party's Landline or Wireless Communication Unit
Patent: 7,181,201 →
Application: 10/758,298 →
Publication: US 2004/0213213
System and Method for Routing a Call to a Landline Communication Unit or a Wireless Communication Unit
Patent: 8,417,230 →
Application: 12/272,443 →
Publication: US 2009/0197607
Related Assignments (12)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 8, 2013
From: ROBERTS, RICHARD N.; BARTELS, TODD AUGUST; MCCARTHY, TERRENCE J.; HEINMILLER, WAYNE ROBERT
To: AMERITECH CORPORATION, A DELAWARE CORPORATION
Reel/Frame 029954/0354 →
Assignment of Assignor's Interest Mar 27, 2015
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: RPX CORPORATION
Reel/Frame 035277/0991 →
Assignment of Assignor's Interest May 20, 2015
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 035677/0513 →
Assignment of Assignor's Interest May 20, 2015
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 035677/0653 →
Assignment of Assignor's Interest May 20, 2015
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 035677/0927 →
Assignment of Assignor's Interest May 20, 2015
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 035679/0455 →
Assignment of Assignor's Interest May 20, 2015
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 035679/0504 →
Assignment of Assignor's Interest May 20, 2015
From: ROBERTS, RICHARD N.; BARTELS, TODD AUGUST; MCCARTHY, TERRENCE J.; HEINMILLER, WAYNE ROBERT
To: AMERITECH CORPORATION
Reel/Frame 035677/0219 →
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 →
Security Interest Jun 29, 2018
From: RPX CORPORATION
To: JEFFERIES FINANCE LLC
Reel/Frame 046486/0433 →
Release of Security Interest Oct 26, 2020
From: JEFFERIES FINANCE LLC
To: RPX CORPORATION
Reel/Frame 054486/0422 →