Patent Assignment
Reel/Frame 027131/0159
Assignment of Assignor's Interest
Recorded: 2011-10-27
Pages: 6
Assignor
AT&T CORP.
Executed: 1996-03-29
Assignee
LUCENT TECHNOLOGIES INC.
800 MOUNTAIN AVENUE, MURRAY HILL, NEW JERSEY, 07974
Covered Property
(1)
Methods for Selectively Wet Etching Substrates
Patent:
5,468,338 →
Application:
08/279,146 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 22, 1994
From: SHAHID, MUHAMMED AFZAL
To: AT&T CORP.
Reel/Frame 007096/0964 →
Assignment of Assignor's Interest
May 3, 1995
From: AT&T CORP.
To: AT&T IPM CORP.
Reel/Frame 007467/0511 →
Assignment of Assignor's Interest
Oct 27, 2011
From: LUCENT TECHNOLOGIES INC.
To: AGERE SYSTEMS GUARDIAN CORP.
Reel/Frame 027131/0969 →
Merger
Nov 7, 2011
From: AGERE SYSTEMS GUARDIAN CORP.
To: AGERE SYSTEMS INC.
Reel/Frame 027181/0939 →
Assignment of Assignor's Interest
Nov 16, 2011
From: AGERE SYSTEMS, INC.
To: SEOUL SEMICONDUCTOR CO., LTD.
Reel/Frame 027232/0058 →