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Patent Assignment Assignee Details
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Assignee Name : DAS ENVIRONMENTAL EXPERT GMBH
Total Assignments: 9
Assignment: 1
Reel/Frame:023574/0879   Pages: 5
Recorded: 12/01/2009
Attorney Dkt #:REICHARDT2
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
DAS-DUENNSCHICHT ANLAGEN SYSTEME GMBH DRESDEN
Exec Dt:
09/23/2008
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7462333
US20050172616
10510821
Correspondence name and address
BROWDY AND NEIMARK PLLC
624 NINTH STREET NW
SUITE 300
WASHINGTON, DC 20001-5303
Assignment: 2
Reel/Frame:046140/0011   Pages: 4
Recorded: 06/20/2018
Attorney Dkt #:0696-0086
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIESENBERG, RALPH
Exec Dt:
06/04/2018
2
TREPTE, STEPHAN
Exec Dt:
06/05/2018
3
LOEBBICKE, CLAAS
Exec Dt:
06/11/2018
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10926272
US20190001346
16013002
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 3
Reel/Frame:050791/0321   Pages: 4
Recorded: 10/22/2019
Attorney Dkt #:0696.0108
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAUCH, HERMANN, DR.
Exec Dt:
10/07/2019
2
TANNEBERGER, TINO
Exec Dt:
10/09/2019
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200139301
16660137
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 4
Reel/Frame:053046/0359   Pages: 4
Recorded: 06/26/2020
Attorney Dkt #:0696.0115
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIESENBERG, RALPH
Exec Dt:
06/12/2020
2
SEILER, OLAF
Exec Dt:
06/22/2020
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200408404
16912836
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 5
Reel/Frame:064574/0918   Pages: 4
Recorded: 08/14/2023
Attorney Dkt #:0696.0186
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIESENBERG, RALPH
Exec Dt:
06/12/2020
2
SEILER, OLAF
Exec Dt:
06/12/2020
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230383948
18449012
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 6
Reel/Frame:056556/0741   Pages: 4
Recorded: 06/11/2021
Attorney Dkt #:0696.0134
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRÖNLEIN, MARTIN
Exec Dt:
06/07/2021
2
WIESENBERG, RALPH
Exec Dt:
06/07/2021
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210387129
17345298
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 7
Reel/Frame:056597/0649   Pages: 4
Recorded: 06/16/2021
Attorney Dkt #:0696.0134
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRÖNLEIN, MARTIN
Exec Dt:
06/07/2021
2
WIESENBERG, RALPH
Exec Dt:
06/07/2021
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210387129
17345298
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 8
Reel/Frame:060480/0236   Pages: 4
Recorded: 07/12/2022
Attorney Dkt #:0696.0167
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WIESENBERG, RALPH
Exec Dt:
06/28/2022
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230139785
17792168
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 9
Reel/Frame:062541/0540   Pages: 5
Recorded: 01/31/2023
Attorney Dkt #:0696.0176
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HSU, CHANG-GUO
Exec Dt:
01/10/2023
2
LAI, TING-HAO
Exec Dt:
01/10/2023
3
CHEN, CHING-PIN
Exec Dt:
01/10/2023
4
CHEN, YING-LIANG
Exec Dt:
01/10/2023
Assignee
1
DAS ENVIRONMENTAL EXPERT GMBH
GOPPELNER STRASSE 44
DRESDEN, GERMANY 01219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230277978
18161942
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809

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