Patent Assignment
Reel/Frame 050368/0809
Assignment of Assignor's Interest
Recorded: 2019-09-13
Pages: 2
Assignor
CHOU, RICHARD T.
Executed: 2014-01-16
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Selectively Permeable Ethylene Copolymer Compositions
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 22, 2019
From: E.I. DU PONT DE NEMOURS AND COMPANY
To: PERFORMANCE MATERIALS NA, INC.
Reel/Frame 050149/0728 →
Assignment of Assignor's Interest
Oct 14, 2021
From: PERFORMANCE MATERIALS NA, INC.
To: THE DOW CHEMICAL COMPANY
Reel/Frame 057813/0792 →
Assignment of Assignor's Interest
Oct 14, 2021
From: THE DOW CHEMICAL COMPANY
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 057813/0928 →