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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
12/16/2003
Application #:
09751352
Filing Dt:
12/27/2000
Publication #:
Pub Dt:
04/04/2002
Inventors:
David R. Shafer, Wilhelm Ulrich, Helmut Beierl
Title:
PROJECTION EXPOSURE LENS WITH ASPHERIC ELEMENTS
Assignment: 1
Reel/Frame:
011826/0309Recorded: 05/21/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/08/2001
Exec Dt:
04/26/2001
Exec Dt:
04/10/2001
Assignee:
D-89518 HEIDENHEIM (BRENZ), GERMANY
Correspondent:
M. ROBERT KESTENBAUM
11011 BERMUDA DUNES NE
ALBUQUERQUE, NM 87111
Assignment: 2
Reel/Frame:
014815/0756Recorded: 07/02/2004Pages: 3
Conveyance:
CONFIRMATORY ASSIGNMENT
Assignor:
Exec Dt:
06/23/2004
Assignee:
CARL-ZEISS-STRASSE
OBERKOCHEN, GERMANY D-73447
Correspondent:
M. ROBERT KESTENBAUM
11011 BERMUDA DUNES NE
ALBUQUERQUE, NM 87111
Assignment: 3
Reel/Frame:
025763/0367Recorded: 01/18/2011Pages: 28
Conveyance:
A MODIFYING CONVERSION
Assignor:
Exec Dt:
10/14/2010
Assignee:
RUDOLF-EBER-STRASSE 2
73447 OBERKOCHEN, GERMANY
Correspondent:
TIMOTHY A. FRENCH
FISH & RICHARDSON P.C.
ONE MARINA PARK DRIVE
BOSTON, MASSACHUSETTS 02210-1878

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