Patent Assignment
Reel/Frame 023459/0495
Assignment of Assignor's Interest
Recorded: 2009-11-02
Pages: 2
Assignor
RITTER, JOACHIM C.
Executed: 2009-10-29
Assignee
INVISTA NORTH AMERICA S.A R.L.
2801 CENTERVILLE ROAD, THREE LITTLE FALLS CENTRE/1052, WILMINGTON, DELAWARE, 19808
Covered Property
(1)
Method for the Purification of Triorganophosphites by Treatment with a Basic Additive
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.