IP Library Assignment 014893/0141
Patent Assignment
Reel/Frame 014893/0141

Assignment of Assignor's Interest

Recorded: 2004-07-23 Pages: 2
Assignor
DEAN, DAVID M.
Executed: 2004-04-14
Assignee
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, LEGAL PATENTS, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Polymer-Linked Asphalt Compositions
Patent: 7,157,508 →
Application: 10/824,015 →
Publication: US 2004/0249025
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 22, 2019
From: E.I. DU PONT DE NEMOURS AND COMPANY
To: PERFORMANCE MATERIALS NA, INC.
Reel/Frame 050237/0001 →
Assignment of Assignor's Interest Oct 14, 2021
From: PERFORMANCE MATERIALS NA, INC.
To: THE DOW CHEMICAL COMPANY
Reel/Frame 057813/0792 →
Assignment of Assignor's Interest Oct 14, 2021
From: THE DOW CHEMICAL COMPANY
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 057813/0928 →