IP Library › Assignment 022200/0128
Patent Assignment
Reel/Frame 022200/0128

Assignment of Assignor's Interest

Recorded: 2009-02-03 Pages: 6
Assignors
GIFFORD, ANGELA P
Executed: 2009-01-20
SEVEREID, DAVID E
Executed: 2009-01-27
Assignee
WEYERHAEUSER NR COMPANY
33663 WEYERHAEUSER WAY SOUTH, CH1J27, FEDERAL WAY, WASHINGTON, 98003
Covered Property (1)
Fractionation of Lignocellulosic Material Using Ionic Liquids
Patent: 8,435,355 →
Application: 12/344,906 →
Publication: US 2010/0163018
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 →