IP Library Assignment 031762/0383
Patent Assignment
Reel/Frame 031762/0383

Assignment of Assignor's Interest

Recorded: 2013-12-11 Pages: 6
Assignors
SAITO, MASAHIRO
Executed: 2013-11-29
ASAI, MIDORI
Executed: 2013-11-27
Assignee
THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD.,
2-4, KOMATSUBARA-CHO, KITA-KU, OSAKA-SHI,, OSAKA, JAPAN
Covered Property (1)
Drilling Fluid Additive
Patent: 9,475,900 →
Application: 14/103,422 →
Publication: US 2015/0159070
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger May 2, 2019
From: THE NIPPON SYNTHETIC CHEMICAL INDUSTRY CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 049110/0285 →