Representative before the EPO

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Representative before the EPO

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Technology Company

Representative before the EPO

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Technology Company

Hanna Johanna Saitton has worked on the following 17 EPO patent applications which have been published in the last five years:

EP12807697

FEED SCREW, FEED SCREW ARRANGEMENT AND GRINDER FOR LIGNOCELLULOSE MATERIAL

IPC classification:
B02C 7/16, B30B 9/12, D21B 1/22
Applicant:
Valmet AB
Applicant:
Metso Paper Sweden AB
Agent:
Hanna Johanna Saitton, Metso Paper Sundsvall AB
Status:
EXAMINATION IN PROGRESS
EP11865841

COMPACT PROCESS FOR PRODUCING PREHYDROLYZED PULP

IPC classification:
D21C 1/02, D21C 1/04, D21C 1/06, D21C 3/02, D21C 3/26
Applicant:
Valmet AB
Applicant:
Metso Paper Sweden AB
Agent:
Becker Kurig Straus
Agent:
Hanna Johanna Saitton, Metso Paper Sweden AB
Status:
GRANT OF PATENT INTENDED
EP11871390

KRAFT COOKING METHOD USING POLYSULFIDE COOKING LIQUOR

IPC classification:
D21C 1/06, D21C 3/02
Applicant:
Valmet AB
Agent:
Becker Kurig Straus
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
EXAMINATION IN PROGRESS
EP12838006

PULP DISTRIBUTION DEVICE

IPC classification:
B01D 33/72, D21C 9/06, D21C 9/18, D21D 1/40, D21F 1/02, D21F 1/04
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
PATENT GRANTED
EP12839805

DEVICE FOR PREVENTING REWETTING OF CELLULOSE PULP

IPC classification:
B01D 33/067, B30B 9/20, D21C 9/06, D21C 9/18, D21D 1/40
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11874958

METHOD FOR THE CAUSTICIZING PROCESS FOR PRODUCING WHITE LIQUOR

IPC classification:
D21C 11/00, D21C 11/04
Applicant:
Valmet AB
Agent:
Becker Kurig Straus
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
PATENT GRANTED
EP12857647

MIXING UNIT FOR USE IN A MIXING APPARATUS AND A MIXING APPARATUS

IPC classification:
B01F 7/02, D21B 1/34, D21C 1/02, D21C 9/10
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
GRANT OF PATENT INTENDED
EP13751722

ARRANGEMENT, SYSTEM AND METHOD FOR HANDLING NON-WOOD PLANT MATERIAL

IPC classification:
B65G 33/14, D21B 1/22, D21C 7/06
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
PATENT GRANTED
EP13757781

APPARATUS FOR MANUFACTURING FIBRE PULP FROM LIGNOCELLULOSE-CONTAINING MATERIAL

IPC classification:
B02C 7/12, D21B 1/14, D21D 1/30
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
PATENT GRANTED
EP13803876

METHOD AND EQUIPMENT FOR MEASURING THE FILTER SECTORS IN DISC FILTERS

IPC classification:
B01D 33/21, D21C 11/00, G01B 3/12, G01B 11/00
Applicant:
Valmet AB
Agent:
Becker Kurig Straus
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
PATENT GRANTED
EP13840460

LIQUID DISTRIBUTOR FOR A WASHING APPARATUS, AND WASHING APPARATUS

IPC classification:
B05B 1/34, B05C 5/02, D21C 9/02
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
GRANT OF PATENT INTENDED
EP13859140

SCREENING APPARATUS, ROTOR, WING PACKAGE AND METHOD FOR MANUFACTURE

IPC classification:
D21D 5/02
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
GRANT OF PATENT INTENDED
EP13871274

AN APPARATUS FOR WASHING AND/OR DEWATERING OF CELLULOSE PULP

IPC classification:
B01D 33/72, D21C 9/06, D21C 9/18, D21D 1/40, D21F 1/02, D21F 1/04
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
GRANT OF PATENT INTENDED
EP14754891

SCREW CONVEYOR FOR LIGNOCELLULOSE CONTAINING MATERIAL

IPC classification:
B30B 9/12, B65G 33/14, B65G 33/24, D21C 7/06, D21C 9/18
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
EXAMINATION REQUESTED
EP14792129

METHOD AND SYSTEM FOR WASHING OF CELLULOSE PULP

IPC classification:
D21C 9/02, D21C 9/18
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
EXAMINATION REQUESTED
EP14795072

AN APPARATUS FOR SEPARATING PARTICLES IN A PULP SUSPENSION

IPC classification:
B01D 35/22, B01D 35/30, D21D 5/02
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
EXAMINATION REQUESTED
EP15796199

ARRANGEMENT FOR FEEDING COMMINUTED MATERIAL USING A PLUG SCREW FEEDER

IPC classification:
B30B 9/12, B65G 33/14, B65G 47/18, D21B 1/26, D21C 7/06
Applicant:
Valmet AB
Agent:
Hanna Johanna Saitton, Valmet AB
Status:
EXAMINATION REQUESTED

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