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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
10/23/2001
Application #:
09129953
Filing Dt:
08/06/1998
Inventors:
DIETER HELDMANN, WERNER WEITSCHIES, THOMAS FRITZSCH, ULRICH SPECK
Title:
MICROPARTICLES THAT CONTAIN GAS, MEDIA THAT CONTAIN THE LATTER, THEIR USE IN ULTRASONIC DIAGNOSIS, AS WELL AS PROCESS FOR THE PRODUCTION OF THE PARTICLES AND MEDIA
Assignment: 1
Reel/Frame:
016800/0924Recorded: 11/23/2005Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/17/1996
Exec Dt:
09/19/1996
Exec Dt:
09/17/1996
Exec Dt:
09/18/1996
Assignee:
MUELLERSTRASSE 178
BERLIN, GERMANY D-13353
Correspondent:
PATREA L. PABST, ESQ.
400 COLONY SQUARE, SUITE 1200
PABST PATENT GROUP LLP
ATLANTA, GA 30361
Assignment: 2
Reel/Frame:
016446/0880Recorded: 08/26/2005Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/02/2005
Assignee:
500 ARSENEL STREET
WATERTOWN, MASSACHUSETTS 02472
Correspondent:
MILLEN, WHITE, ZELANO & BRANIGAN
2200 CLARENDON BLVD., SUITE 1400
ARLINGTON, VA 22201
Assignment: 3
Reel/Frame:
021773/0477Recorded: 11/03/2008Pages: 7
Conveyance:
SECURITY AGREEMENT
Assignor:
Exec Dt:
11/03/2008
Assignee:
41 MOORES ROAD
FRAZER, PENNSYLVANIA 19355
Correspondent:
DUSAN CLARK, ESQ.
SIDLEY AUSTIN LLP
717 N. HARWOOD ST., SUITE 3400
DALLAS, TX 75201

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