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Patent Assignment Assignor Details
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Assignor Name : RUOFF, JOHANNES
Total Assignments: 15
Assignment: 1
Reel/Frame:016550/0262   Pages: 3
Recorded: 09/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUOFF, JOHANNES
Exec Dt:
08/01/2005
2
KLEEMANN, BERND
Exec Dt:
08/01/2005
Assignee
1
CARL ZEISS AG
CARL-ZEISS-STRASSE 22
JENA, GERMANY D-07745
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7408712
US20060039072
11206886
Correspondence name and address
DOUGLAS J. CHRISTENSEN
4800 IDS CENTER, 80 SOUTH 8TH STREET
MINNEAPOLIS, MN 55402
Assignment: 2
Reel/Frame:025515/0741   Pages: 3
Recorded: 12/17/2010
Attorney Dkt #:3081.121US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUOFF, JOHANNES
Exec Dt:
08/01/2005
2
KLEEMANN, BERND
Exec Dt:
08/01/2005
Assignee
1
CARL ZEISS AG
CARL-ZEISS-STRASSE 22
OBERKOCHEN, GERMANY D-73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7408712
US20060039072
11206886
Correspondence name and address
DOUGLAS J. CHRISTENSEN
80 SOUTH 8TH STREET
4800 IDS CENTER
MINNEAPOLIS, MN 55402
Assignment: 3
Reel/Frame:019982/0894   Pages: 3
Recorded: 10/18/2007
Attorney Dkt #:20228-026001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAEHMER, DANIEL
Exec Dt:
09/27/2007
2
RUOFF, JOHANNES
Exec Dt:
09/26/2007
Assignee
1
CARL ZEISS SMT AG
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7679831
US20080043331
11838995
Correspondence name and address
SEAN DALEY
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 4
Reel/Frame:024355/0070   Pages: 3
Recorded: 05/07/2010
Attorney Dkt #:3081.276WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEESSELBERG, MARKUS
Exec Dt:
08/13/2009
2
RUOFF, JOHANNES
Exec Dt:
08/17/2009
Assignee
1
CARL ZEISS AG
CARL-ZEISS-STRASSE 22
OBERKOCHEN, GERMANY D-73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8681184
US20100134534
12598755
Correspondence name and address
DOUGLAS J. CHRISTENSEN
4800 IDS CENTER
80 SOUTH EIGHTH STREET
MINNEAPOLIS, MN 55402
Assignment: 5
Reel/Frame:030057/0734   Pages: 3
Recorded: 03/21/2013
Attorney Dkt #:Q125152
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUOFF, JOHANNES
Exec Dt:
02/19/2013
2
KRAEHMER, DANIEL
Exec Dt:
02/07/2013
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9535332
US20130100428
13714648
Correspondence name and address
GEORGE F. LEHNIGK
2100 PENNSYLVANIA AVE, NW
SUITE 800
WASHINGTON, DC 20035
Assignment: 6
Reel/Frame:039757/0586   Pages: 3
Recorded: 09/15/2016
Attorney Dkt #:2918.0002C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUOFF, JOHANNES
Exec Dt:
02/19/2013
2
KRAEHMER, DANIEL
Exec Dt:
02/07/2013
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9535332
US20130100428
13714648
Correspondence name and address
GEORGE F. LEHNIGK
9801 WASHINGTONIAN BLVD.
SUITE 750
GAITHERSBURG, MD 20878
Assignment: 7
Reel/Frame:041189/0175   Pages: 4
Recorded: 02/07/2017
Attorney Dkt #:CZM-P007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SINGER, WOLFGANG
Exec Dt:
12/08/2016
2
GOEHNERMEIER, AKSEL
Exec Dt:
01/24/2017
3
RUDOLPH, GUENTER
Exec Dt:
11/30/2016
4
RUOFF, JOHANNES
Exec Dt:
12/14/2016
5
DIETRICH, CHRISTIAN
Exec Dt:
11/30/2016
6
DONG, RONG
Exec Dt:
11/22/2016
Assignee
1
CARL ZEISS MICROSCOPY GMBH
CARL-ZEISS-PROMENADE 10
JENA, GERMANY 07745
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10345570
US20170123198
15337156
Correspondence name and address
JOHN W LABATT
PO BOX 630
VALATIE, NY 12184
Assignment: 8
Reel/Frame:041221/0928   Pages: 20
Recorded: 02/10/2017
Attorney Dkt #:30623-0063001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATEJKA, ULRICH
Exec Dt:
02/03/2017
2
HUSEMANN, CHRISTOPH
Exec Dt:
02/03/2017
3
RUOFF, JOHANNES
Exec Dt:
02/09/2017
4
PERLITZ, SASCHA
Exec Dt:
02/02/2017
5
MANN, HANS-JÜRGEN
Exec Dt:
02/03/2017
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10068325
US20170132782
15410918
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 9
Reel/Frame:046506/0818   Pages: 20
Recorded: 07/31/2018
Attorney Dkt #:30623-0063002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATEJKA, ULRICH
Exec Dt:
02/03/2017
2
HUSEMANN, CHRISTOPH
Exec Dt:
02/03/2017
3
RUOFF, JOHANNES
Exec Dt:
02/09/2017
4
PERLITZ, SASCHA
Exec Dt:
02/02/2017
5
MANN, HANS-JÜRGEN
Exec Dt:
02/03/2017
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10634886
US20180357758
16047324
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 10
Reel/Frame:041759/0007   Pages: 9
Recorded: 03/28/2017
Attorney Dkt #:30623-0064001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUOFF, JOHANNES
Exec Dt:
02/23/2017
2
MÜLLER, RALF
Exec Dt:
03/23/2017
3
BEDER, SUSANNE
Exec Dt:
02/14/2017
4
MATEJKA, ULRICH
Exec Dt:
02/13/2017
5
MANN, HANS-JÜRGEN
Exec Dt:
03/23/2017
6
NEUMANN, JENS TIMO
Exec Dt:
02/16/2017
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10606048
US20170131528
15410904
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 11
Reel/Frame:044697/0052   Pages: 4
Recorded: 01/23/2018
Attorney Dkt #:30062-0081001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLUMRICH, JÖRG FREDERIK
Exec Dt:
01/17/2018
2
RUOFF, JOHANNES
Exec Dt:
01/15/2018
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10386297
US20180164207
15838699
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 12
Reel/Frame:054707/0108   Pages: 3
Recorded: 12/21/2020
Attorney Dkt #:2904.0007C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATRA, MICHAEL
Exec Dt:
11/27/2020
2
RUOFF, JOHANNES
Exec Dt:
11/26/2020
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11137688
US20210055661
17092978
Correspondence name and address
EDELL, SHAPIRO & FINNAN, LLC
GEORGE F. LEHNIGK
9801 WASHINGTONIAN BLVD., SUITE 750
GAITHERSBURG, MD 20878
Assignment: 13
Reel/Frame:061557/0447   Pages: 3
Recorded: 10/27/2022
Attorney Dkt #:30623-0079001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RUOFF, JOHANNES
Exec Dt:
10/07/2021
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11817231
US20230046280
17402822
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 14
Reel/Frame:059978/0977   Pages: 4
Recorded: 05/23/2022
Attorney Dkt #:30623-0081001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEUMANN, JENS TIMO
Exec Dt:
02/21/2022
2
RUOFF, JOHANNES
Exec Dt:
03/09/2022
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11935228
US20230127194
17510538
Correspondence name and address
REX I. HUANG
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 15
Reel/Frame:060078/0451   Pages: 14
Recorded: 06/02/2022
Attorney Dkt #:2908.0051C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGLER, STEFFEN
Exec Dt:
04/30/2022
2
RUOFF, JOHANNES
Exec Dt:
04/30/2022
3
WOLF, ALEXANDER
Exec Dt:
05/24/2022
4
CARL, MICHAEL
Exec Dt:
05/02/2022
5
GRUNER, TORALF
Exec Dt:
05/23/2022
6
SCHICKETANZ, THOMAS
Exec Dt:
05/09/2022
Assignee
1
CARL ZEISS SMT GMBH
RUDOLF-EBER-STRASSE 2
OBERKOCHEN, GERMANY 73447
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11927500
US20220236139
17720344
Correspondence name and address
EDELL, SHAPIRO & FINNAN, LLC
GEORGE F. LEHNIGK
9801 WASHINGTONIAN BLVD., SUITE 750
GAITHERSBURG, MD 20878

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