IP Library › Assignment 016662/0726
Patent Assignment
Reel/Frame 016662/0726

Assignment of Assignor's Interest

Recorded: 2005-10-21 Pages: 2
Assignors
FRITZSCH, THOMAS
Executed: 1995-03-17
HELDMANN, DIETER
Executed: 1995-03-17
WEITSCHIES, WERNER
Executed: 1995-03-20
Assignee
SCHERING AKTIENGESELLSCHAFT
MUELLERSTRASSE 178, BERLIN, D-13353, GERMANY
Covered Property (1)
Microparticle Preparations Made of Biodegradable Copolymers
Patent: 6,383,470 →
Application: 08/897,319 →
Publication: US 2002/0028217
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 26, 2005
From: SCHERING AKTIENGESELLSCHAFT
To: ACUSPHERE, INC.
Reel/Frame 016446/0880 →
Security Agreement Nov 3, 2008
From: ACUSPHERE, INC.
To: CEPHALON, INC.
Reel/Frame 021773/0477 →