Patent Assignment
Reel/Frame 039996/0883
Assignment of Assignor's Interest
Recorded: 2016-10-12
Pages: 4
Assignor
POLYMER CHEMICAL CO. LTD
Executed: 2016-10-08
Assignees
GAINIA (SHANGHAI) PATENT TECHNOLOGY LTD.
ROOM 418, BUILD 9, NO.509, RD. CAOBAO, XUHUI,, SHANGHAI, CHINA
POLYMER CHEMICAL CO. LTD
ROOM 501, BUILD 1, NO.18, LANE 1305, RD. HUAJING, SHANGHAI, CHINA
Covered Property
(1)
Biodegradable Surfactant, Preparation Method and Use Thereof
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 29, 2015
From: GU, XIAOJUN; TENG, XIN
To: POLYMER CHEMICAL CO. LTD
Reel/Frame 036205/0663 →
Assignment of Assignor's Interest
Nov 1, 2018
From: GAINIA(SHANGHAI) PATENT TECHNOLOGY LTD.; POLYMER CHEMICAL CO. LTD
To: GAINIA(SHANGHAI) PATENT TECHNOLOGY LTD.; SHANGHAI SIMPLE BIOTECH LTD.
Reel/Frame 047382/0914 →