Patent Assignment
Reel/Frame 029947/0723
Assignment of Assignor's Interest
Recorded: 2013-03-08
Pages: 4
Assignors
KNOFF, WARREN FRANCIS
Executed: 2013-02-13
LEVIT, MIKHAIL R.
Executed: 2013-02-12
RICHARDSON III, LLEWELLYN BENTLEY
Executed: 2013-02-22
Assignee
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19805
Covered Property
(1)
Structural Core
Application:
13/693,161 →
Publication:
US 2013/0157001
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 5, 2013
From: KNOFF, WARREN FRANCIS; LEVIT, MIKHAIL R.; RICHARDSON III, LLEWELLYN BENTLEY
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 029920/0354 →
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 →