Patent Assignment
Reel/Frame 027263/0464
Assignment of Assignor's Interest
Recorded: 2011-11-19
Pages: 10
Assignors
HOFFMANN, CHRISTIAN
Executed: 2010-12-09
JACKSON, SCOTT CHRISTOPHER
Executed: 2010-12-08
MURPHY, EDWARD R.
Executed: 2010-12-08
RAJAGOPALAN, BHUMA
Executed: 2010-12-10
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19809
Covered Property
(1)
Processes for Producing Polytrimethylene Ether Glycol and Copolymers Thereof
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
Reel/Frame 049879/0043 →
Corrective Assignment to Correct the Entity Type Previously Recorded at Reel: 049879 Frame: 0043. Assignor(S) Hereby Confirms the Assignment.
Sep 6, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
Reel/Frame 050300/0408 →
Assignment of Assignor's Interest
Jan 18, 2024
From: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
To: COVATION INC.
Reel/Frame 066350/0534 →
Assignment of Assignor's Interest
Jan 21, 2024
From: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
To: COVATION INC.
Reel/Frame 066357/0813 →