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Patent Assignment Assignor Details
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Assignor Name : SIEKSMEIER, DIRK
Total Assignments: 15
Assignment: 1
Reel/Frame:007832/0546   Pages: 2
Recorded: 12/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
12/19/1995
2
BLATTNER, THOMAS
Exec Dt:
12/19/1995
Assignee
1
DURKOPP ADLER AG
A CORPORATION OF GERMANY
POTSDAMER STRASSE 190
33719 BIELEFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5646398
NONE
08577514
Correspondence name and address
OSTROLENK, FABER, GERB & SOFFEN, LLP
PETER MCGEE
1180 AVENUE OF THE AMERICAS
NEW YORK, NY 10036-8403
Assignment: 2
Reel/Frame:008774/0294   Pages: 3
Recorded: 10/23/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLATTNER, THOMAS
Exec Dt:
06/10/1997
2
SIEKSMEIER, DIRK
Exec Dt:
06/10/1997
3
JANZEN, PAUL
Exec Dt:
06/09/1997
Assignee
1
DURKOPP ADLER AG, A CORPORATION OF GERMANY
POTSDAMER STRASSE 190
D-33719 BIELEFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5975279
NONE
08844096
Correspondence name and address
OSTROLENK, FABER, GERB & SOFFEN, LLP
JAMES A. FINDER
1180 AVENUE OF THE AMERICAS
NEW YORK, NY 10036-8403
Assignment: 3
Reel/Frame:030927/0054   Pages: 8
Recorded: 08/01/2013
Attorney Dkt #:WEND4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
07/17/2013
2
VOELKER, SIGURD
Exec Dt:
07/17/2013
3
WEND, MICHAEL
Exec Dt:
07/17/2013
Assignee
1
DUERKOPP FOERDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFIELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9169068
US20140037403
13957046
Correspondence name and address
BROWDY AND NEIMARK, PLLC
1625 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:036100/0725   Pages: 12
Recorded: 07/13/2015
Attorney Dkt #:WEND4
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE CITY NAME FOR THE ASSIGNEE PREVIOUSLY RECORDED AT REEL: 030927 FRAME: 0054. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
07/17/2013
2
VOELKER, SIGURD
Exec Dt:
07/17/2013
3
WEND, MICHAEL
Exec Dt:
07/17/2013
Assignee
1
DUERKOPP FOERDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9169068
US20140037403
13957046
Correspondence name and address
BROWDYANDNEIMARK,PLLC
1625 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:033230/0322   Pages: 34
Recorded: 07/02/2014
Attorney Dkt #:WEND6
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEND, MICHAEL
Exec Dt:
04/07/2014
2
ZAJONC, DIRK
Exec Dt:
04/07/2014
3
VOLKER, SIGURD
Exec Dt:
04/10/2014
4
SIEKSMEIER, DIRK
Exec Dt:
04/16/2014
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9296561
US20140303770
14248544
Correspondence name and address
BROWDY AND NEIMARK, PLLC
1625 K STREET, N,W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:034785/0617   Pages: 6
Recorded: 01/22/2015
Attorney Dkt #:SIEKSMEIER1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
01/12/2015
2
MERTEN, MARKUS
Exec Dt:
01/12/2015
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9815635
US20150210482
14602386
Correspondence name and address
BROWDY AND NEIMARK, PLLC
1625 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 7
Reel/Frame:034982/0265   Pages: 6
Recorded: 02/19/2015
Attorney Dkt #:SIEKSMEIER2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
01/19/2015
2
WEND, MICHAEL
Exec Dt:
01/21/2015
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9475656
US20150232284
14625733
Correspondence name and address
BROWDY ANDNEIMARK, PLLC
1625 K STREET N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 8
Reel/Frame:049023/0025   Pages: 6
Recorded: 04/29/2019
Attorney Dkt #:16785.207
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOLAS, JOHANNES
Exec Dt:
03/04/2019
2
MATHI, FRANZ
Exec Dt:
03/16/2019
3
GÜTL, BERNHARD
Exec Dt:
03/04/2019
4
HORNHOFER, FRANZ
Exec Dt:
03/11/2019
5
PENDL, MARC
Exec Dt:
03/11/2019
6
WEND, MICHAEL
Exec Dt:
03/28/2019
7
SIEKSMEIER, DIRK
Exec Dt:
03/26/2019
Assignee
1
KNAPP AG
GUENTER KNAPP-STRASSE 5-7
HART BEI GRAZ, AUSTRALIA 8075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10870536
US20190210800
16332209
Correspondence name and address
WORKMAN NYDEGGER
60 EAST SOUTH TEMPLE
SUITE 1000
SALT LAKE CITY, UT 84111
Assignment: 9
Reel/Frame:054383/0465   Pages: 7
Recorded: 11/11/2020
Attorney Dkt #:16785.207
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE COUNTRY OF RECEIVING PARTY PREVIOUSLY RECORDED AT REEL: 049023 FRAME: 0025. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
HOLAS, JOHANNES
Exec Dt:
03/04/2019
2
MATHI, FRANZ
Exec Dt:
03/16/2019
3
GÜTL, BERNHARD
Exec Dt:
03/04/2019
4
HORNHOFER, FRANZ
Exec Dt:
03/11/2019
5
PENDL, MARC
Exec Dt:
03/11/2019
6
WEND, MICHAEL
Exec Dt:
03/28/2019
7
SIEKSMEIER, DIRK
Exec Dt:
03/26/2019
Assignee
1
KNAPP AG
GUENTER KNAPP-STRASSE 5-7
HART BEI GRAZ, AUSTRIA 8075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10870536
US20190210800
16332209
Correspondence name and address
WORKMAN NYDEGGER
60 EAST SOUTH TEMPLE, SUITE 1000
SALT LAKE CITY, UT 84111
Assignment: 10
Reel/Frame:050312/0106   Pages: 3
Recorded: 09/09/2019
Attorney Dkt #:76752
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
07/19/2019
2
MERTEN, MARKUS
Exec Dt:
07/19/2019
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10913608
US20200079594
16564202
Correspondence name and address
MCGLEW AND TUTTLE, P.C.
SCARBOROUGH STATION
SCARBOROUGH STATION
SCARBOROUGH, NY 10510-9227
Assignment: 11
Reel/Frame:061391/0522   Pages: 2
Recorded: 10/12/2022
Attorney Dkt #:77461
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SIEKSMEIER, DIRK
Exec Dt:
08/12/2022
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230114187
17964209
Correspondence name and address
MCGLEW AND TUTTLE, P.C.
MCGLEW AND TUTTLE, P.C.
SCARBOROUGH STATION
SCARBOROUGH, NY 10510
Assignment: 12
Reel/Frame:061378/0129   Pages: 5
Recorded: 10/11/2022
Attorney Dkt #:77466
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LANDERMANN, FRANK
Exec Dt:
09/30/2022
2
LESSMANN, MARCEL
Exec Dt:
10/04/2022
3
SIEKSMEIER, DIRK
Exec Dt:
09/30/2022
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230112137
17963484
Correspondence name and address
MCGLEW AND TUTTLE, P.C.
MCGLEW AND TUTTLE, P.C.
SCARBOROUGH STATION
SCARBOROUGH, NY 10510
Assignment: 13
Reel/Frame:063768/0312   Pages: 4
Recorded: 05/25/2023
Attorney Dkt #:203210-0213-US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEIER, DIRK
Exec Dt:
03/03/2023
2
SIEKSMEIER, DIRK
Exec Dt:
03/03/2023
3
MERTEN, MARKUS
Exec Dt:
03/03/2023
4
KLEINEKATHÖFER, AXEL
Exec Dt:
03/03/2023
5
REHM, PASCAL
Exec Dt:
03/03/2023
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230385766
18322451
Correspondence name and address
MICHAEL BEST AND FRIEDRICH LLP
790 N. WATER STREET
STE 2500
MILWAUKEE, WI 53202
Assignment: 14
Reel/Frame:063768/0252   Pages: 4
Recorded: 05/25/2023
Attorney Dkt #:203210-0212-US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VÖLKER, SIGURD
Exec Dt:
03/29/2023
2
SIEKSMEIER, DIRK
Exec Dt:
03/29/2023
3
MERTEN, MARKUS
Exec Dt:
03/29/2023
4
KLEINEKATHÖFER, AXEL
Exec Dt:
03/29/2023
5
REHM, PASCAL
Exec Dt:
03/29/2023
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230382648
18322448
Correspondence name and address
MICHAEL BEST AND FRIEDRICH LLP
790 N. WATER STREET
STE 2500
MILWAUKEE, WI 53202
Assignment: 15
Reel/Frame:063768/0363   Pages: 3
Recorded: 05/25/2023
Attorney Dkt #:203210-0214-US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEKSMEIER, DIRK
Exec Dt:
03/29/2023
2
MEIER, DIRK
Exec Dt:
03/29/2023
3
KLEINEKATHÖFER, AXEL
Exec Dt:
03/29/2023
4
REHM, PASCAL
Exec Dt:
03/29/2023
Assignee
1
DÜRKOPP FÖRDERTECHNIK GMBH
POTSDAMER STRASSE 190
BIELEFELD, GERMANY 33719
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230382652
18322454
Correspondence name and address
MICHAEL BEST AND FRIEDRICH LLP
790 N. WATER STREET
STE 2500
MILWAUKEE, WI 53202

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