Patent Assignment
Reel/Frame 021355/0948
Assignment of Assignor's Interest
Recorded: 2008-08-07
Pages: 5
Assignors
VERNOOY, PAUL DOUGLAS
Executed: 2008-04-21
WALKER, ALFRED T.
Executed: 2008-04-24
HANG, KENNETH WARREN
Executed: 2008-04-21
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19805
Covered Property
(1)
Non-Lead Resistor Composition
Related Assignments
(3)
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 062173/0299 →
Change of Name
Mar 20, 2025
From: DU PONT CHINA LIMITED
To: CELANESE MERCURY HOLDINGS INC.
Reel/Frame 070567/0231 →