IP Library Assignment 021937/0936
Patent Assignment
Reel/Frame 021937/0936

Assignment of Assignor's Interest

Recorded: 2008-12-08 Pages: 4
Assignors
BRISON, ANNE-LAURE
Executed: 2008-11-13
RENKEN, ANDREAS
Executed: 2008-12-08
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, DUPONT LEGAL, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Polyacetal Compositions with Improved Tribological Properties
Patent: 7,851,585 →
Application: 12/288,036 →
Publication: US 2009/0105426
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →