IP Library Assignment 036771/0549
Patent Assignment
Reel/Frame 036771/0549

Assignment of Assignor's Interest

Recorded: 2015-10-12 Pages: 3
Assignors
DOSHI, SHAILESH RATILAL
Executed: 2015-09-09
DENG, QIAN
Executed: 2015-09-09
Assignee
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA, 974 CENTRE ROAD, P. O. BOX 2915, WILMINGTON, DELAWARE, 19805
Covered Property (1)
Thermoplastic Polymer Composition Having Improved Mechanical Properties
Application: 14/840,158 →
Publication: US 2016/0264777
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 26, 2019
From: E. I. DU PONT DE NEMOURS AND COMPANY
To: DUPONT POLYMERS, INC.
Reel/Frame 049590/0650 →
Change of Name Feb 11, 2026
From: DUPONT POLYMERS, INC.
To: CELANESE POLYMERS HOLDING, INC.
Reel/Frame 074734/0498 →