IP Library Assignment 027839/0706
Patent Assignment
Reel/Frame 027839/0706

Assignment of Assignor's Interest

Recorded: 2012-03-11 Pages: 3
Assignors
WYSS, KURT HANS
Executed: 2012-01-05
CHI, CHENG-HANG
Executed: 2012-01-03
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19809
Covered Property (1)
Media for Hot Gas Filtration
Patent: 8,652,230 →
Application: 13/314,672 →
Publication: US 2012/0311977
Related Assignments (1)
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 SAFETY & CONSTRUCTION, INC.
Reel/Frame 051180/0648 →