Patent Assignment
Reel/Frame 032033/0786
Assignment of Assignor's Interest
Recorded: 2014-01-24
Pages: 4
Assignee
AMERITECH CORPORATION
2000 WEST AMERITECH CENTER DRIVE, HOFFMAN ESTATES, ILLINOIS, 60196-1025
Covered Properties
(2)
Method and System for Filtering Notification of E-Mail Messages
Method and system for filtering notirication of e-mail messages .
Application:
11/651,248 →
Publication:
US 2007/0112910
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name
Dec 9, 2013
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 031784/0797 →
Change of Name
Dec 9, 2013
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 031741/0581 →
Change of Name
Dec 9, 2013
From: SBC PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 031776/0662 →
Change of Name
Jan 24, 2014
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 032033/0814 →
Assignment of Assignor's Interest
Jan 24, 2014
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 032033/0803 →
Assignment of Assignor's Interest
Jan 24, 2014
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 032033/0790 →
Assignment of Assignor's Interest
Jan 24, 2014
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 032033/0801 →
Change of Name
Jan 24, 2014
From: SBC PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 032123/0660 →
Change of Name
Jan 24, 2014
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 032123/0688 →
Assignment of Assignor's Interest
Jan 29, 2014
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: FACEBOOK, INC.
Reel/Frame 032077/0489 →
Change of Name
Dec 20, 2021
From: FACEBOOK, INC.
To: META PLATFORMS, INC.
Reel/Frame 058961/0436 →