IP Library › Assignment 028306/0979
Patent Assignment
Reel/Frame 028306/0979

Assignment of Assignor's Interest

Recorded: 2012-05-31 Pages: 3
Assignors
WU, LIANG
Executed: 2012-02-22
Assignee
DSM IP ASSETS B.V.
HET OVERLOON 1, HEERLEN, 6411 TE, NETHERLANDS
Covered Property (1)
Preparation of 1,4-Diaminobutane
Patent: 8,999,680 →
Application: 13/386,169 →
Publication: US 2012/0190087
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Nunc Pro Tunc Assignment May 27, 2025
From: DSM IP ASSETS B.V.
To: ENVALIOR B.V.
Reel/Frame 071393/0045 →