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Patent Assignment Assignee Details
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Assignee Name : TETRA GMBH
Total Assignments: 8
Assignment: 1
Reel/Frame:015501/0315   Pages: 2
Recorded: 05/07/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RITTER, GUNTER
Exec Dt:
03/16/2004
Assignee
1
TETRA GMBH
HERRENTEICH 78
49304 MELLE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7244358
US20040206696
10475482
Correspondence name and address
MERCHANT & GOULD P.C.
RONALD A. DAIGNAULT
P.O. BOX 2903
MINNEAPOLIS, MINNESOTA 55402-0903
Assignment: 2
Reel/Frame:016486/0680   Pages: 5
Recorded: 04/15/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURZINGER, HUBERT
Exec Dt:
12/21/2004
2
KUHLMANN, DIETMAR
Exec Dt:
12/21/2004
3
SCHMIDT, HARTMUT
Exec Dt:
12/22/2004
Assignee
1
TETRA GMBH
HERRENTEICH 78
49324 MELLE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050175673
10509958
Correspondence name and address
RONALD A. DAIGNAULT
MERCHANT & GOULD PC
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 3
Reel/Frame:019483/0329   Pages: 3
Recorded: 06/26/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
VETTE, MANFRED
Exec Dt:
04/16/2007
Assignee
1
TETRA GMBH
HERRENTEICH 78
49324 MELLE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D566552
NONE
29278383
Correspondence name and address
KAREN A. FITZSIMMONS
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402
Assignment: 4
Reel/Frame:020088/0310   Pages: 3
Recorded: 11/06/2007
Attorney Dkt #:M&G-12742.120US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RITTER, GUNTER
Exec Dt:
10/11/2007
Assignee
1
TETRA GMBH
HERRENTEIEH 78
79324 MELLE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080073291
11857638
Correspondence name and address
MERCHANT & GOULD PC
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 5
Reel/Frame:020302/0218   Pages: 3
Recorded: 12/27/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RITTER, GUNTER
Exec Dt:
10/11/2007
Assignee
1
TETRA GMBH
HERRENTEIEH 78
49324 MELLE, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8153165
US20080089955
11858265
Correspondence name and address
MERCHANT & GOULD PC
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 6
Reel/Frame:022057/0314   Pages: 4
Recorded: 01/05/2009
Attorney Dkt #:12742.0127US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BETLER, DETLEF
Exec Dt:
12/18/2008
Assignee
1
TETRA GMBH
HERRENTEICH 78
MELLE, GERMANY 49324
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D596808
NONE
29310422
Correspondence name and address
KAREN A. FITZSIMMONS
P.O. BOX 2903
MERCHANT & GOULD P.C.
MINNEAPOLIS, MN 55402-0903
Assignment: 7
Reel/Frame:048127/0224   Pages: 3
Recorded: 01/24/2019
Attorney Dkt #:04709.0664USWO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WALLMEIER, BERND
Exec Dt:
11/05/2018
2
SOROKA, ARKADIUSZ
Exec Dt:
10/26/2018
3
WISZNIEWSKI, DONAT
Exec Dt:
10/26/2018
Assignee
1
TETRA GMBH
HERRENTEICH 78
MELLE, GERMANY 49324
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11617355
US20190110448
16085964
Correspondence name and address
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 8
Reel/Frame:056313/0222   Pages: 4
Recorded: 05/21/2021
Attorney Dkt #:04709.0528USWO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUERZINGER, HUBERT
Exec Dt:
05/15/2019
2
KUHLMANN, DIETMAR
Exec Dt:
05/15/2019
3
MÖLLER, INES
Exec Dt:
05/15/2019
4
PIERING, SCOTT T.
Exec Dt:
05/15/2019
Assignee
1
TETRA GMBH
HERRENTEICH 78
MELLE, GERMANY 49324
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11825864
US20200337335
16959055
Correspondence name and address
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903

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