Patent Assignment
Reel/Frame 013016/0585
Assignment of Assignor's Interest
Recorded: 2002-05-23
Pages: 2
Assignee
CELANESE VENTURES GMBH
65926 FRANKFURT, GERMANY
Covered Property
(1)
Sulfonated Aromatic Polymers, Membrane Containing Said Polymers and a Method for Production and Use of the Same
Patent:
6,994,788 →
Application:
09/914,704 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.