IP Library › Assignment 028738/0497
Patent Assignment
Reel/Frame 028738/0497

Assignment of Assignor's Interest

Recorded: 2012-08-07 Pages: 2
Assignors
LEANA, MARIA C.
Executed: 2012-07-30
LEFEBVRE, BRIAN G.
Executed: 2012-07-30
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Contaminant Control in Zymomonas Fermentation Using Virginiamycin
Patent: 8,697,426 →
Application: 13/524,255 →
Publication: US 2013/0337522
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 1, 2012
From: LEANA, MARIA C.
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 028699/0133 →
Assignment of Assignor's Interest Jul 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT US HOLDING, LLC
Reel/Frame 049880/0001 →
Corrective Assignment to Correct the Designation of Assignee as a Delaware Corporation to a Delaware Limited Liability Company Previously Recorded on Reel 049880 Frame 0001. Assignor(S) Hereby Confirms the Assignment. Aug 28, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT US HOLDING, LLC
Reel/Frame 051502/0610 →
Assignment of Assignor's Interest Oct 7, 2019
From: DUPONT US HOLDING, LLC
To: SUSTAINABLE TECHNOLOGY CORPORATION
Reel/Frame 050647/0412 →