IP Library › Assignment 031663/0840
Patent Assignment
Reel/Frame 031663/0840

Assignment of Assignor's Interest

Recorded: 2013-11-23 Pages: 3
Assignors
KNOFF, WARREN FRANCIS
Executed: 2012-01-17
NEWTON, CHRISTOPHER WILLIAM
Executed: 2012-01-17
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET, WILMINGTON, DELAWARE, 19898
Covered Property (1)
Copolymer Fibers and Processes for Making Same
Patent: 8,957,183 →
Application: 13/349,623 →
Publication: US 2013/0018148
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 049585/0450 →