IP Library › Assignment 019865/0234
Patent Assignment
Reel/Frame 019865/0234

Assignment of Assignor's Interest

Recorded: 2007-09-24 Pages: 8
Assignors
WAGNER, CHRISTIAN
Executed: 2007-04-30
TRUNZ, MICHAEL
Executed: 2007-09-23
HILGERS, RALF
Executed: 2007-04-25
Assignee
CARL ZEISS SMT AG
RUDOLF-EBER-STRASSE 2, OBERKOCHEN, 73447, GERMANY
Covered Property (1)
Optical Arrangement and Projection Exposure System for Microlithography with Passive Thermal Compensation
Patent: 7,274,430 →
Application: 09/934,817 →
Publication: US 2002/0008858
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Confirmatory Assignment Aug 3, 2004
From: CARL-ZEISS-STIFTUNG
To: CARL ZEISS SMT AG
Reel/Frame 015035/0270 →
A Modifying Conversion Jan 18, 2011
From: CARL ZEISS SMT AG
To: CARL ZEISS SMT GMBH
Reel/Frame 025763/0367 →