Patent Assignment
Reel/Frame 046734/0921
Assignment of Assignor's Interest
Recorded: 2018-08-07
Pages: 2
Assignor
STEPHENS, RANDALL W.
Executed: 2016-01-29
Assignee
ROHM AND HAAS COMPANY
100 INDEPENDENCE MALL WEST, PHILADELPHIA, PENNSYLVANIA, 19106
Covered Property
(1)
Freeze Stable Tetrakis(Hydroxymethyl) Phosphonium Sulfate Formulations
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 8, 2021
From: ROHM AND HAAS COMPANY
To: DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
Reel/Frame 054928/0191 →
Assignment of Assignor's Interest
Jan 8, 2021
From: DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
To: NUTRITION & BIOSCIENCES USA 2, LLC
Reel/Frame 054928/0289 →