Patent Assignment
Reel/Frame 013816/0345
Assignment of Assignor's Interest
Recorded: 2003-07-22
Received: 2003-07-22
Pages: 2
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS, BARLEY MILL PLAZA 25, WILMINGTON, DE, 19880-0025, UNITED STATES
Covered Property
(1)
Method for Making Caprolactam from Impure Acn Wherein Ammonia and Water Are Removed from Crude Caprolactam in a Simple Separation Step and Then Tha Is Removed from the Resulting Caprolactam Melt
Application:
10/464,175 →