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Patent Assignment Assignor Details
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Assignor Name : DITTMER, MARC
Total Assignments: 19
Assignment: 1
Reel/Frame:037582/0290   Pages: 5
Recorded: 01/26/2016
Attorney Dkt #:173P444A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMPF, MARKUS
Exec Dt:
09/21/2015
2
DITTMER, MARC
Exec Dt:
09/18/2015
3
HOLAND, WOLFRAM
Exec Dt:
12/16/2015
4
BOLLE, URS
Exec Dt:
09/11/2015
5
SCHWEIGER, MARCEL
Exec Dt:
09/16/2015
6
RHEINBERGER, VOLKER
Exec Dt:
12/12/2015
7
RITZBERGER, CHRISTIAN
Exec Dt:
12/11/2015
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN 9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9757311
US20150374589
14766607
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 2
Reel/Frame:036979/0137   Pages: 4
Recorded: 11/06/2015
Attorney Dkt #:173P445A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RHEINBERGER, VOLKER
Exec Dt:
11/03/2015
2
RAMPF, MARKUS
Exec Dt:
11/04/2015
3
DITTMER, MARC
Exec Dt:
11/04/2015
4
RITZBERGER, CHRISTIAN
Exec Dt:
11/05/2015
5
HÖLAND, WOLFRAM
Exec Dt:
11/05/2015
6
SCHWEIGER, MARCEL
Exec Dt:
11/05/2015
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN 9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10376343
US20160051349
14784149
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 3
Reel/Frame:041703/0237   Pages: 4
Recorded: 02/14/2017
Attorney Dkt #:173P496A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMPF, MARKUS
Exec Dt:
01/31/2017
2
DITTMER, MARC
Exec Dt:
01/31/2017
3
RITZBERGER, CHRISTIAN
Exec Dt:
01/31/2017
4
HOLAND, WOLFRAM
Exec Dt:
01/31/2017
5
SCHWEIGER, MARCEL
Exec Dt:
02/01/2017
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN 9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10377661
US20170088456
15310823
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 4
Reel/Frame:042507/0223   Pages: 3
Recorded: 05/25/2017
Attorney Dkt #:173P491A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
05/24/2017
2
HOLAND, WOLFRAM
Exec Dt:
04/26/2017
3
SCHWEIGER, MARCEL
Exec Dt:
04/18/2017
4
RUSSEL, CHRISTIAN
Exec Dt:
04/03/2017
5
SEIDEL, SABRINA
Exec Dt:
04/13/2017
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN 9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170119508
15302083
Correspondence name and address
ANN M. KNAB
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 5
Reel/Frame:043542/0200   Pages: 4
Recorded: 09/11/2017
Attorney Dkt #:173P522A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMPF, MARKUS
Exec Dt:
08/04/2017
2
RITZBERGER, CHRISTIAN
Exec Dt:
08/04/2017
3
DITTMER, MARC
Exec Dt:
08/04/2017
4
HOLAND, WOLFRAM
Exec Dt:
08/10/2017
5
SCHWEIGER, MARCEL
Exec Dt:
08/17/2017
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10457589
US20180009701
15546455
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 6
Reel/Frame:045667/0211   Pages: 4
Recorded: 03/22/2018
Attorney Dkt #:173P536A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITZBERGER, CHRISTIAN
Exec Dt:
03/14/2018
2
RAMPF, MARKUS
Exec Dt:
03/14/2018
3
HOLAND, WOLFRAM
Exec Dt:
03/14/2018
4
DITTMER, MARC
Exec Dt:
03/14/2018
5
SCHWEIGER, MARCEL
Exec Dt:
03/14/2018
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10501366
US20180244564
15753350
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 7
Reel/Frame:045751/0884   Pages: 3
Recorded: 03/28/2018
Attorney Dkt #:173P545A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
03/15/2018
2
HOLAND, WOLFRAM
Exec Dt:
03/27/2018
3
RAMPF, MARKUS
Exec Dt:
03/20/2018
4
SCHWEIGER, MARCEL
Exec Dt:
03/28/2018
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10590028
US20180244563
15754176
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 8
Reel/Frame:046319/0856   Pages: 3
Recorded: 06/07/2018
Attorney Dkt #:173P597A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
06/04/2018
2
RITZBERGER, CHRISTIAN
Exec Dt:
05/30/2018
3
RAMPF, MARKUS
Exec Dt:
05/30/2018
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10626045
US20190047905
15989856
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 9
Reel/Frame:048585/0424   Pages: 9
Recorded: 03/13/2019
Attorney Dkt #:SP16-192X
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BEALL, GEORGE HALSEY
Exec Dt:
01/07/2019
2
DITTMER, MARC
Exec Dt:
02/14/2019
3
FU, QIANG
Exec Dt:
01/10/2019
4
HOLAND, WOLFRAM
Exec Dt:
02/25/2019
5
RAMPF, MARKUS
Exec Dt:
02/16/2019
6
RITZBERGER, CHRISTIAN
Exec Dt:
02/14/2019
7
SMITH, CHARLENE MARIE
Exec Dt:
01/10/2019
Assignee
1
CORNING INCORPORATED
ONE RIVERFRONT PLAZA
CORNING, NEW YORK 14831
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190177210
16310140
Correspondence name and address
CORNING INCORPORATED
SP-TI-3-1
CORNING, NY 14831
Assignment: 10
Reel/Frame:051780/0992   Pages: 3
Recorded: 02/03/2020
Attorney Dkt #:173P536B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITZBERGER, CHRISTIAN
Exec Dt:
11/05/2019
2
RAMPF, MARKUS
Exec Dt:
11/05/2019
3
HÖLAND, WOLFRAM
Exec Dt:
11/05/2019
4
DITTMER, MARC
Exec Dt:
11/11/2019
5
SCHWEIGER, MARCEL
Exec Dt:
11/05/2019
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11325858
US20200079685
16656639
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 11
Reel/Frame:054915/0442   Pages: 6
Recorded: 01/14/2021
Attorney Dkt #:173P491B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
01/17/2020
2
HÖLAND, WOLFRAM
Exec Dt:
01/17/2020
3
SCHWEIGER, MARCEL
Exec Dt:
01/15/2020
4
RÜSSEL, CHRISTIAN
Exec Dt:
01/14/2020
5
SEIDEL, SABRINA
Exec Dt:
01/24/2020
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11051918
US20190365515
16524297
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 12
Reel/Frame:052045/0405   Pages: 4
Recorded: 02/27/2020
Attorney Dkt #:173P679
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
02/13/2020
2
RITZBERGER, CHRISTIAN
Exec Dt:
02/13/2020
3
HENGST, RONNY
Exec Dt:
02/16/2020
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11440834
US20200262739
16784824
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 13
Reel/Frame:051977/0790   Pages: 3
Recorded: 02/20/2020
Attorney Dkt #:173P676
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HENGST, RONNY
Exec Dt:
02/16/2020
2
DITTMER, MARC
Exec Dt:
02/18/2020
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11440833
US20200262738
16783750
Correspondence name and address
IVOCLAR VIVADENT INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 14
Reel/Frame:056374/0863   Pages: 3
Recorded: 05/27/2021
Attorney Dkt #:173P496B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMPF, MARKUS
Exec Dt:
05/20/2021
2
DITTMER, MARC
Exec Dt:
05/20/2021
3
RITZBERGER, CHRISTIAN
Exec Dt:
05/20/2021
4
SCHWEIGER, MARCEL
Exec Dt:
05/21/2021
5
HÖLAND, WOLFRAM
Exec Dt:
05/17/2020
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11091388
US20190315651
16454747
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 15
Reel/Frame:057410/0564   Pages: 5
Recorded: 09/08/2021
Attorney Dkt #:173P496C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMPF, MARKUS
Exec Dt:
08/05/2021
2
DITTMER, MARC
Exec Dt:
08/05/2021
3
RITZBERGER, CHRISTIAN
Exec Dt:
08/05/2021
4
SCHWEIGER, MARCEL
Exec Dt:
08/17/2021
5
HÖLAND, WOLFRAM
Exec Dt:
08/04/2021
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210340057
17372663
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 16
Reel/Frame:059439/0574   Pages: 4
Recorded: 03/30/2022
Attorney Dkt #:173P679A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTMER, MARC
Exec Dt:
03/22/2022
2
HENGST, RONNY
Exec Dt:
03/27/2022
3
RITZBERGER, CHRISTIAN
Exec Dt:
03/22/2022
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11905207
US20220204383
17694741
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 17
Reel/Frame:059940/0699   Pages: 5
Recorded: 05/18/2022
Attorney Dkt #:173P536C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITZBERGER, CHRISTIAN
Exec Dt:
05/03/2022
2
RAMPF, MARKUS
Exec Dt:
05/03/2022
3
DITTMER, MARC
Exec Dt:
05/03/2022
4
SCHWEIGER, MARCEL
Exec Dt:
05/03/2022
5
HÖLAND, WOLFRAM
Exec Dt:
05/05/2022
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220227663
17714385
Correspondence name and address
IVOCLAR VIVADENT, INC.
175 PINEVIEW DRIVE
AMHERST, NY 14228
Assignment: 18
Reel/Frame:060456/0150   Pages: 3
Recorded: 07/07/2022
Attorney Dkt #:173P709A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITZBERGER, CHRISTIAN
Exec Dt:
06/25/2022
2
DITTMER, MARC
Exec Dt:
06/27/2022
3
RAMPF, MARKUS
Exec Dt:
06/27/2022
4
NIEDRIG, CHRISTIAN
Exec Dt:
06/27/2022
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230012752
17757117
Correspondence name and address
HODGSON RUSS LLP
140 PEARL STREET, SUITE 100
BUFFALO, NY 14202-4040
Assignment: 19
Reel/Frame:061596/0284   Pages: 3
Recorded: 10/31/2022
Attorney Dkt #:173P768
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITZBERGER, CHRISTIAN
Exec Dt:
10/17/2022
2
RAMPF, MARKUS
Exec Dt:
10/18/2022
3
DITTMER, MARC
Exec Dt:
10/18/2022
4
NIEDRIG, CHRISTIAN
Exec Dt:
10/18/2022
Assignee
1
IVOCLAR VIVADENT AG
BENDERERSTRASSE 2
SCHAAN, LIECHTENSTEIN FL-9494
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230125010
18046429
Correspondence name and address
HODGSON RUSS LLP
140 PEARL STREET, SUITE 100
BUFFALO, NY 14202-4040

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