Patent Assignment
Reel/Frame 030303/0056
Assignment of Assignor's Interest
Recorded: 2013-04-29
Pages: 2
Assignors
CHEN, ZHONGQIANG
Executed: 2013-04-22
KELLY, KRISTEN J.
Executed: 2013-04-22
YE, RICK W.
Executed: 2013-04-22
Assignee
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE, BARLEY MILL PLAZA 25, WILMINGTON, DELAWARE, 19805
Covered Property
(1)
Cow Rumen Xylose Isomerases Active in Yeast Cells
Patent:
8,669,076 →
Application:
13/792,308 →
Related Assignments
(2)
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 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 →