IP Library › Assignment 018827/0900
Patent Assignment
Reel/Frame 018827/0900

Assignment of Assignor's Interest

Recorded: 2007-01-30 Pages: 3
Assignors
WEERAWARANA, S. ANANDA
Executed: 2007-01-23
BING, SU
Executed: 2007-01-23
Assignee
WEYERHAEUSER COMPANY
33663 WEYERHAEUSER WAY SOUTH, PATENT DEPT., CH1J27, FEDERAL WAY, WASHINGTON, 98003
Covered Property (1)
Methods for the Preparation of Mixed Polymer Superabsorbent Fibers Containing Cellulose
Patent: 7,717,995 →
Application: 11/537,912 →
Publication: US 2008/0079187
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 21, 2009
From: WEYERHAEUSER COMPANY
To: WEYERHAEUSER NR COMPANY
Reel/Frame 022835/0233 →
Assignment of Assignor's Interest Aug 5, 2019
From: WEYERHAEUSER NR COMPANY
To: INTERNATIONAL PAPER COMPANY
Reel/Frame 049964/0838 →
Assignment of Assignor's Interest Nov 14, 2025
From: INTERNATIONAL PAPER COMPANY
To: GCF US HOLDINGS LLC
Reel/Frame 073563/0717 →