Patent Assignment
Reel/Frame 013009/0022
Assignment of Assignor's Interest
Recorded: 2002-06-12
Pages: 2
Assignee
WESTVACO CORPORATION
P.O. BOX 118005, 5255 VIRGINIA AVENUE, CHARLESTON, SOUTH CAROLINA, 29423
Covered Property
(1)
Cationic Core-Shell Particles with Acid-Swellable Shells
Patent:
6,521,342 →
Application:
10/171,329 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Aug 28, 2003
From: WESTVACO CORPORATION
To: MEADWESTVACO CORPORATION
Reel/Frame 013922/0117 →
Assignment of Assignor's Interest
Dec 24, 2008
From: MEADWESTVACO CORPORATION
To: HUANG RESEARCH PTE. LTD., L.L.C.
Reel/Frame 022024/0661 →
Assignment of Assignor's Interest
Feb 12, 2023
From: CALLAHAN CELLULAR L.L.C.
To: INTELLECTUAL VENTURES ASSETS 186 LLC
Reel/Frame 062708/0463 →
Security Interest
Mar 24, 2023
From: MIND FUSION, LLC
To: INTELLECTUAL VENTURES ASSETS 191 LLC; INTELLECTUAL VENTURES ASSETS 186 LLC
Reel/Frame 063295/0001 →
Assignment of Assignor's Interest
Jul 13, 2023
From: INTELLECTUAL VENTURES ASSETS 186 LLC
To: MIND FUSION, LLC
Reel/Frame 064271/0001 →