Patent Assignment
Reel/Frame 035679/0455
Assignment of Assignor's Interest
Recorded: 2015-05-20
Pages: 3
Assignor
SBC KNOWLEDGE VENTURES, L.P.
Executed: 2006-03-17
Assignee
AT&T KNOWLEDGE VENTURES, L.P.
645 EAST PLUMB LANE, RENO, NEVADA, 89502
Covered Properties
(3)
System and Method for Routing a Call to a Called Party's Landline or Wireless Communication Unit
System and Method for Routing a Call to a Called Party's Landline or Wireless Communication Unit
System and Method for Routing a Call to a Landline Communication Unit or a Wireless Communication Unit
Related Assignments
(14)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 16, 2014
From: ROBERTS, RICHARD N.; BARTELS, TODD AUGUST; MCCARTHY, TERRENCE J.; HEINMILLER, WAYNE ROBERT
To: AMERITECH CORPORATION
Reel/Frame 034516/0091 →
Change of Name
Dec 16, 2014
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 034649/0001 →
Change of Name
Dec 16, 2014
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 034648/0956 →
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: 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: 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 PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 035679/0103 →
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 →