IP Library Assignment 016686/0587
Patent Assignment
Reel/Frame 016686/0587

Assignment of Assignor's Interest

Recorded: 2005-10-27 Pages: 4
Assignors
WEITSCHIES, WERNER
Executed: 1996-07-09
HELDMANN, DIETER
Executed: 1996-07-06
HAUFF, PETER
Executed: 1996-07-04
FRITSCH, THOMAS
Executed: 1996-07-08
STAHL, HARALD
Executed: 1996-05-27
Assignee
SCHERING AKTIENGESELLSCHAFT
MUELLERSTRASSE 178, BERLIN, D-13342, GERMANY
Covered Property (1)
New Microparticles Containing Active Ingredients, Agents Containing These Microparticles, Their Use for Ultrasound-Controlled Release of Active Ingredients, as Well as a Process for Their Production
Patent: 6,284,280 →
Application: 09/459,578 →
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 →