Patent Assignment
Reel/Frame 035798/0586
Assignment of Assignor's Interest
Recorded: 2015-06-07
Pages: 3
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property
(1)
Polyoxymethylene Compositions
Patent:
9,006,322 →
Application:
14/248,617 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 9, 2014
From: WILCZEK, LECH; RATNAGIRI, RAMABHADRA
To: E. I. DUPONT DE NEMOURS AND COMPANY
Reel/Frame 032861/0237 →
Assignment of Assignor's Interest
Jun 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT POLYMERS, INC.
Reel/Frame 049590/0650 →
Security Interest
Nov 2, 2023
From: DELRIN USA, LLC
To: GOLDMAN SACHS BANK USA, AS COLLATERAL AGENT
Reel/Frame 065441/0937 →
Assignment of Assignor's Interest
Dec 29, 2025
From: DUPONT POLYMERS, INC.
To: DELRIN USA, LLC
Reel/Frame 073323/0244 →