IP Library › Assignment 028799/0376
Patent Assignment
Reel/Frame 028799/0376

Assignment of Assignor's Interest

Recorded: 2012-08-16 Pages: 2
Assignor
O'BRIEN, JOHN P.
Executed: 2012-08-14
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: 9,034,092 →
Application: 13/479,990 →
Publication: US 2013/0313737
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 19, 2013
From: O'BRIEN, JOHN P.
To: E.I. DUPONT DE NEMOURS AND COMPANY
Reel/Frame 030040/0458 →
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 →