IP Library › Assignment 028255/0974
Patent Assignment
Reel/Frame 028255/0974

Assignment of Assignor's Interest

Recorded: 2012-05-23 Pages: 3
Assignors
O'BRIEN, JOHN P.
Executed: 2012-05-21
OPPER, KATHLEEN
Executed: 2012-05-18
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Novel Composition for Preparing Polysaccharide Fibers
Patent: 9,212,301 →
Application: 13/333,263 →
Publication: US 2013/0161562
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
Reel/Frame 049879/0043 →
Corrective Assignment to Correct the Entity Type Previously Recorded at Reel: 049879 Frame: 0043. Assignor(S) Hereby Confirms the Assignment. Sep 6, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
Reel/Frame 050300/0408 →
Assignment of Assignor's Interest Nov 28, 2020
From: DUPONT INDUSTRIAL BIOSCIENCES USA, LLC
To: NUTRITION & BIOSCIENCES USA 4, INC.
Reel/Frame 055028/0496 →