Patent Assignment
Reel/Frame 025008/0878
Assignment of Assignor's Interest
Recorded: 2010-09-20
Pages: 2
Assignor
SCHOTT AG
Executed: 2010-09-07
Assignee
HELLMA MATERIALS GMBH & CO. KG
MORITZ-VON-ROHR STRASSE 1, JENA, 07745, GERMANY
Covered Properties
(2)
Method and Apparatus for Analysis of Schlieren
Method of Making a Fracture-Resistant Calcium Fluoride Single Crystal and Its Use
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Corrective Coversheet to Add Second Assignee, Previously Recorded on Reel 013503 Frame 0023.
Mar 15, 2004
From: GERHARD, MICHAEL; LENTES, FRANK-THOMAS; KUSCH, CHRISTIAN; SINGER, WOLFGANG
To: SCHOTT GLAS; CARL ZEISS SEMICONDUCTOR MANUFACTURING TECHNOLOGIES AG
Reel/Frame 015084/0960 →
Change of Name
Mar 30, 2004
From: CARL ZEISS SEMICONDUCTOR MANUFACTURING TECHNOLOGIES AG
To: CARL ZEISS SMT AG
Reel/Frame 014473/0246 →
Assignment of Assignor's Interest
Aug 9, 2004
From: CARL ZEISS SEMICONDUCTOR MANUFACTURING TECHNOLOGIES AG
To: CARL ZEISS SMT AG
Reel/Frame 015060/0271 →
Assignment of Assignor's Interest
Mar 14, 2005
From: SCHOTT GLAS
To: SCHOTT AG
Reel/Frame 015766/0926 →
A Modifying Conversion
Jan 18, 2011
From: CARL ZEISS SMT AG
To: CARL ZEISS SMT GMBH
Reel/Frame 025763/0367 →