Patent Assignment
Reel/Frame 044851/0276
Assignment of Assignor's Interest
Recorded: 2018-02-07
Pages: 3
Assignor
ZHOU, JIAN BO J
Executed: 2014-08-01
Assignee
ZHEJIANG OMEX ENVIRONMENTAL ENGINEERING CO. LTD
NO. 688. CHUANG YE AVENUE, ECONOMIC & TECHNOLOGY DEVELOPMENT ZONE, ZHEJIANG, 313000, CHINA
Covered Property
(1)
Method for Treating Oil-Containing Aqueous Mixtures with Cation Exchange Resin
Related Assignments
(10)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 7, 2018
From: THE DOW CHEMICAL COMPANY
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 044851/0990 →
Assignment of Assignor's Interest
Feb 7, 2018
From: LIU, GONGYAN; YAN, ZHAOHUI; YANG, LIU
To: DOW CHEMICAL (CHINA) INVESTMENT COMPANY LIMITED
Reel/Frame 044851/0569 →
Assignment of Assignor's Interest
Feb 7, 2018
From: DOW CHEMICAL (CHINA) INVESTMENT COMPANY LIMITED
To: THE DOW CHEMICAL COMPANY
Reel/Frame 044851/0702 →
Assignment of Assignor's Interest
Feb 7, 2018
From: WANG, XIANRUI; ZHANG, ZHENG
To: ROHM AND HAAS (CHINA) HOLDING CO., LTD
Reel/Frame 044851/0809 →
Assignment of Assignor's Interest
Feb 7, 2018
From: ROHM AND HAAS (CHINA) HOLDING CO., LTD
To: ROHM AND HAAS COMPANY
Reel/Frame 044851/0899 →
Assignment of Assignor's Interest
Feb 7, 2018
From: ZHEJIANG OMEX ENVIRONMENTAL ENGINEERING CO., LTD
To: THE DOW CHEMICAL COMPANY
Reel/Frame 044851/0417 →
Change of Legal Entity
Sep 10, 2024
From: DDP SPECIALTY ELECTRONIC MATERIALS US, INC
To: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
Reel/Frame 068907/0881 →
Assignment of Assignor's Interest
Sep 10, 2024
From: ROHM AND HAAS COMPANY
To: DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
Reel/Frame 068908/0001 →
Assignment of Assignor's Interest
Sep 10, 2024
From: THE DOW CHEMICAL COMPANY
To: DDP SPECIALTY ELECTRONIC MATERIALS US, INC
Reel/Frame 068922/0001 →
Assignment of Assignor's Interest
Sep 10, 2024
From: DOW GLOBAL TECHNOLOGIES LLC
To: THE DOW CHEMICAL COMPANY
Reel/Frame 069923/0030 →