IP Library Assignment 018546/0573
Patent Assignment
Reel/Frame 018546/0573

Assignment of Assignor's Interest

Recorded: 2006-11-22 Pages: 3
Assignors
ZHAO, HONG
Executed: 2006-11-16
RUBIO, BELEN
Executed: 2006-11-16
Assignee
ENZON PHARMACEUTICALS, INC.
685 ROUTE 202/206, BRIDGEWATER, NEW JERSEY, 08807
Covered Property (1)
Methods of Preparing Polymers Having Terminal Amine Groups Using Protected Amine Salts
Patent: 7,569,657 →
Application: 11/537,172 →
Publication: US 2007/0078219
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 8, 2013
From: ENZON PHARMACEUTICALS, INC.
To: BELROSE PHARMA, INC.
Reel/Frame 030982/0692 →
Change of Address Feb 3, 2014
From: BELROSE PHARMA INC.
To: BELROSE PHARMA INC.
Reel/Frame 032152/0906 →