IP Library › Assignment 072989/0551
Patent Assignment
Reel/Frame 072989/0551

Assignment of Assignor's Interest

Recorded: 2025-09-30 Pages: 81
Assignors
DUPONT US HOLDING, LLC
Executed: 2019-05-01
Assignee
COVATION INC.
800 PRIDES CROSSING, SUITE 201, NEWARK, DELAWARE, 19713
Covered Property (1)
Spinning Poly(Trimethylene Terephthalate) Yarns
Patent: 7,785,507 →
Application: 10/836,568 →
Publication: US 2005/0244636
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 30, 2009
From: DING, ZHUOMIN
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 022893/0743 →
Assignment of Assignor's Interest Jul 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT US HOLDING, LLC
Reel/Frame 049880/0001 →
Corrective Assignment to Correct the Designation of Assignee as a Delaware Corporation to a Delaware Limited Liability Company Previously Recorded on Reel 049880 Frame 0001. Assignor(S) Hereby Confirms the Assignment. Aug 28, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT US HOLDING, LLC
Reel/Frame 051502/0610 →