IP Library › Assignment 015328/0855
Patent Assignment
Reel/Frame 015328/0855

Change of Name

Recorded: 2004-05-16 Pages: 4
Assignor
Assignee
CARL ZEISS SMT AG
CARL-ZEISS-STRASSE 22, OBERKOCHEN, D-73447, GERMANY
Covered Property (1)
Method and Apparatus for Polishing or Lapping an Aspherical Surface of a Work Piece
Patent: 6,733,369 →
Application: 10/261,455 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 15, 2002
From: STACKLIES, SIEGFRIED; CHEN, YAOLONG
To: CARL ZEISS SEMICONDUCTOR TECHNOLOGIES AG
Reel/Frame 013499/0565 →
A Modifying Conversion Jan 18, 2011
From: CARL ZEISS SMT AG
To: CARL ZEISS SMT GMBH
Reel/Frame 025763/0367 →