IP Library Assignment 035945/0453
Patent Assignment
Reel/Frame 035945/0453

Confirmatory License

Recorded: 2015-06-18 Pages: 2
Assignor
Assignee
NATIONAL SCIENCE FOUNDATION
4201 WILSON BLVD, ROOM 1265, ARLINGTON, VIRGINIA, 22230
Covered Property (1)
Method of Making Non-Hollow, Non-Fragmented Spherical Metal or Metal Alloy Particles
Patent: 8,888,889 →
Application: 13/150,631 →
Publication: US 2011/0293939
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 062201/0889 →
Change of Name Mar 20, 2025
From: DU PONT CHINA LIMITED
To: CELANESE MERCURY HOLDINGS INC.
Reel/Frame 070567/0231 →