Patent Assignment
Reel/Frame 030148/0366
Assignment of Assignor's Interest
Recorded: 2013-04-04
Pages: 2
Assignor
DORFMAN, JAY ROBERT
Executed: 2013-02-11
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19809
Covered Property
(1)
Moisture Barrier Layer Dielectric for Thermoformable Circuits
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 25, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT ELECTRONICS, INC.
Reel/Frame 049583/0269 →
Assignment of Assignor's Interest
Dec 20, 2022
From: DUPONT ELECTRONICS, INC.
To: DU PONT CHINA LIMITED
Reel/Frame 062201/0889 →
Nunc Pro Tunc Assignment
Jan 31, 2026
From: CELANESE MERCURY HOLDINGS INC.
To: CELANESE POLYMERS HOLDING, INC.
Reel/Frame 073651/0503 →
Nunc Pro Tunc Assignment
Jan 31, 2026
From: CELANESE POLYMERS HOLDING, INC.
To: CELANESE SPECIALTY PRODUCTS, INC.
Reel/Frame 073651/0573 →
Nunc Pro Tunc Assignment
Jan 31, 2026
From: CELANESE SPECIALTY PRODUCTS, INC.
To: MICROMAX (US) HOLDINGS LLC
Reel/Frame 073651/0583 →