IP Library › Assignment 031983/0973
Patent Assignment
Reel/Frame 031983/0973

Assignment of Assignor's Interest

Recorded: 2014-01-16 Pages: 3
Assignors
SUN, QUN
Executed: 2005-04-08
WEN, XIN
Executed: 2005-03-24
Assignee
EURO-CELTIQUE S.A.
122 BOULEVARD DE LA PETRUSSE, LUXEMBOURG, L-2330, LUXEMBOURG
Covered Properties (2)
Therapeutic Agents Useful for Treating Pain
Patent: 8,637,548 →
Application: 12/886,901 →
Publication: US 2011/0071192
Therapeutic Agents Useful for Treating Pain
Patent: 9,301,953 →
Application: 14/108,729 →
Publication: US 2014/0249185
Related Assignments (1)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 16, 2014
From: EURO-CELTIQUE S.A.
To: PURDUE PHARMA L.P.
Reel/Frame 031984/0020 →