IP Library Assignment 021231/0553
Patent Assignment
Reel/Frame 021231/0553

Assignment of Assignor's Interest

Recorded: 2008-07-14 Pages: 4
Assignors
BADER, YVES
Executed: 2007-05-15
WYSS, KURT HANS
Executed: 2007-05-10
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, LEGAL-PATENTS, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Ceramic Fabrics and Methods for Making Them
Patent: 7,772,140 →
Application: 11/712,194 →
Publication: US 2008/0038972
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 14, 2008
From: DYSTAR AUXILIARIES GMBH
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 021231/0541 →
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 →