IP Library › Assignment 031776/0770
Patent Assignment
Reel/Frame 031776/0770

Assignment of Assignor's Interest

Recorded: 2013-12-13 Pages: 3
Assignor
Assignee
EXXONMOBIL CHEMICAL PATENTS INC.
13501 KATY FREEWAY, HOUSTON, TEXAS, 77079
Covered Property (1)
Die and Process for Extrusion
Patent: 9,387,620 →
Application: 14/006,473 →
Publication: US 2014/0106128
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 13, 2013
From: YAMAGUCHI, TOSHIAKI; LI, LIANG; FAN, XING
To: EXXONMOBIL ASIA PACIFIC RESEARCH AND DEVELOPMENT COMPANY LTD
Reel/Frame 031776/0762 →
Assignment of Assignor's Interest Feb 25, 2022
From: EXXONMOBIL CHEMICAL PATENTS INC.
To: SANTOPRENE PRODUCTION PENSACOLA LLC
Reel/Frame 059248/0456 →
Assignment of Assignor's Interest Feb 25, 2022
From: SANTOPRENE PRODUCTION PENSACOLA LLC
To: CELANESE INTERNATIONAL CORPORATION
Reel/Frame 059248/0673 →