Representative before the EPO

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Technology Company

Representative before the EPO

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1 office
Technology Company

Arndt Hamann has worked on the following 54 EPO patent applications which have been published in the last five years:

EP13000159

Drafting unit for drafting a roving

IPC classification:
D01H 5/50, D01H 5/72
Agent:
Arndt Hamann, Oerlikon Textile GmbH & Co. KG
Agent:
Multiple attorneys, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP13006037

Method for optimising a batch change in an open-end spinning machine

IPC classification:
D01H 4/44, D01H 13/16, D01H 13/24
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14000343

Sliver extraction device for an open-end spinning device

IPC classification:
D01H 4/32
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14001229

Fibre guiding textile machine plastic part, textile machine with fibre guiding function components, method for producing a fibre leading textile machine function component and use of a plastic body

IPC classification:
B65H 57/24, C23C 18/22, D01H 4/38
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION IN PROGRESS
EP13001352

Apparatus for creating a spinnable yarn end in an open-end spinning machine

IPC classification:
D01H 4/50
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14001263

Method and device for operating a workstation of a textile machine for creating cross-wound spools

IPC classification:
B65H 54/74, B65H 63/036, B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14001262

Monitoring presence of a yarn

IPC classification:
B65H 63/032, B65H 71/00, G01V 8/16
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14001274

Method for operating an open ended rotor spinning machine

IPC classification:
D01H 4/44
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14000734

Open-end spinning device and sealing element for an open-ended rotor spinning device

IPC classification:
D01H 4/12, F16J 15/16, F16J 15/32, F16J 15/34
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP14001487

Frictional damping device for a pivoting mounted winding frame of a winding device of a textile machine which produces cross-wound spools

IPC classification:
B65H 54/52, F16F 7/09
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14001631

Method for adjusting a rotation angle position of a coil frame which holds a coil tube in a rotatable manner and textile machine for producing coils with multiple coil points

IPC classification:
B65H 54/38, B65H 54/52, B65H 54/553
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14001513

Method for adjusting a rotation angle position of a winding frame that can hold a pivoting winding, coil-producing textile machine with multiple coil positions and use of a stepper motor for driving a winding frame

IPC classification:
B65H 54/38, B65H 54/52
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14001625

Neutral point correction of a thread tensile force sensor

IPC classification:
B65H 59/40, G01D 18/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14001709

Method for operating a workstation of an open end rotary spinning machine and corresponding workstation

IPC classification:
D01H 4/44
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13004961

Base bearing unit for a spindle bearing device, spindle bearing device and textile machine

IPC classification:
D01H 7/04, F16C 17/08, F16C 17/10, F16C 27/02, F16C 27/06
Agent:
Multiple attorneys, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP13004962

Spindle bearing device, textile machine and method for operating a spindle bearing device and use of an O ring element

IPC classification:
D01H 7/04
Agent:
Multiple attorneys, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13004898

Open-end spinning rotor

IPC classification:
D01H 4/10
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP13005066

Two to one spinning machine

IPC classification:
D01H 1/10
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14002016

Workstation of a textile machine for creating cross-wound spools

IPC classification:
B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14001833

Ring spinning machine with a sensor for detecting the movement of the traveller

IPC classification:
D01H 1/42, D01H 13/16
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
GRANT OF PATENT INTENDED
EP13005379

Air spinning machine

IPC classification:
D01H 1/115, D01H 5/28
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14003158

Method for operating a workplace on a textile machine for creating cross-wound spools

IPC classification:
B65H 54/42, B65H 63/08, B65H 71/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP14003172

Drawing frame for an air spinning device

IPC classification:
D01H 1/115, D01H 5/72
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14003923

Method and device for continuous treatment of a filamentary material

IPC classification:
D02G 1/12, D02G 1/20, D02J 13/00, D06B 3/04, D06B 5/06
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
GRANT OF PATENT INTENDED
EP14003924

Device for shaping of a filamentary material

IPC classification:
D02G 1/12, D02J 13/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
GRANT OF PATENT INTENDED
EP14003922

CLAMPING DEVICE FOR CLAMPING A THREAD ON A SPINDLE OF A SPINNING OR TWISTING MACHINE, AND SPINNING OR TWISTING MACHINE

IPC classification:
B65H 65/00, D01H 1/38
Agent:
Multiple attorneys, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP14003960

Method for operating a winding machine and a winding machine

IPC classification:
B65H 63/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15000501

WORKSTATION OF A TEXTILE MACHINE WITH A PARAFFINIZATION DEVICE

IPC classification:
B65H 71/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15000534

METHOD AND DEVICE FOR OPERATING AN OPEN-END ROTOR SPINNING MACHINE

IPC classification:
D01H 4/08, D01H 4/32, D01H 4/44, D01H 13/22
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15001343

WINDING DEVICE FOR A TEXTILE MACHINE FOR THE PRODUCTION OF CROSS-WOUND SPOOLS

IPC classification:
B65H 54/52, B65H 54/553
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15001344

METHOD AND DEVICE FOR MONITORING EMPTY SLEEVE QUALITY

IPC classification:
B65H 63/00, B65H 67/04
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15001401

METHOD AND DEVICE FOR CONTROLLING THE NEGATIVE PRESSURE ON A THREAD CATCHING OR CLEANING NOZZLE OF A WORKSTATION OF A TEXTILE MACHINE WHICH PRODUCES CROSSWOUND BOBBINS

IPC classification:
B65H 54/70, B65H 54/88, B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP15001374

SEMI-AUTOMATIC TEXTILE MACHINE WHICH PRODUCES CROSSWOUND BOBBINS

IPC classification:
B65H 63/00, D01H 13/14
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION IN PROGRESS
EP15001730

WORKSTATION OF A TEXTILE MACHINE FOR CREATING CROSS-WOUND SPOOLS

IPC classification:
B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15001402

OPEN-END SPINNING MACHINE

IPC classification:
D01H 4/40
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15001372

OPEN-END SPINNING MACHINE

IPC classification:
D01H 4/32
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15002030

METHOD AND DEVICE FOR WINDING A CROSSWOUND BOBBIN

IPC classification:
B65H 54/42
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15002123

DEVICE FOR THE THERMAL TREATMENT OF YARNS

IPC classification:
D02J 13/00, D06B 17/00, D06B 23/16, D06B 23/18
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15002029

METHOD AND DEVICE FOR AVOIDING PATTERN WINDINGS DURING THE WINDING OF A CROSS-WOUND BOBBIN

IPC classification:
B65H 54/38
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP15002141

DEVICE FOR DETECTING AN UNWANTED THREAD ROLL FORMATION

IPC classification:
B65H 63/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15002124

PARAFFIN DEVICE FOR A TEXTILE MACHINE FOR THE PRODUCTION OF CROSS-WOUND SPOOLS

IPC classification:
B65H 71/00
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15002297

WORKSTATION OF A TEXTILE MACHINE FOR CREATING CROSS-WOUND SPOOLS

IPC classification:
B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15002296

METHOD FOR OPERATING A WORKPLACE ON A TEXTILE MACHINE FOR CREATING CROSS-WOUND SPOOLS AND RELATED WORKSTATION

IPC classification:
B65H 67/08
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15002695

TEXTILE MACHINE WITH CIRCUIT CARDS AND CIRCUIT CARD

IPC classification:
B65H 63/00, H01H 85/02
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15003238

MULTI-THREAD YARN SPINDLE FOR YARN TWISTING MACHINE

IPC classification:
D01H 7/86
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
APPLICATION PUBLISHED
EP15003241

MULTI-THREAD YARN SPINDLE FOR YARN TWISTING MACHINE

IPC classification:
D01H 7/86
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15003236

AXIALLY SPLIT SPLICING CHANNEL UNIT WITH TWO RADIALLY OFFSET CHAMBERS AND SHARP EDGES BETWEEN THE CHAMBERS, SPLICER WITH SUCH A SPLICING CHANNEL UNIT AND TEXTILE MACHINE WITH SUCH A SPLICER

IPC classification:
B65H 69/06
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15003240

MULTI-SITE TEXTILE MACHINE

IPC classification:
B65H 63/00, D01H 13/14
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
PATENT GRANTED
EP15003239

SPLICE CHANNEL UNIT WITH SPECIALLY DESIGNED INLET DUCT FOR THE SPLICE AIR, SPLICER WITH SUCH A SPLICE CHANNEL UNIT AND TEXTILE MACHINE WITH SUCH A SPLICER

IPC classification:
B65H 69/06
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP15003237

METHOD AND DEVICE FOR OPERATING A WORKSTATION OF A TEXTILE MACHINE FOR CREATING CROSS-WOUND SPOOLS

IPC classification:
B65H 61/00, B65H 63/08, B65H 67/00, B65H 67/04
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
EXAMINATION REQUESTED
EP11735994

METHOD FOR PRODUCING A TEXTILE BOBBIN AND WORKING STATION FOR CARRYING OUT THE METHOD

IPC classification:
B65H 54/10, B65H 54/28, B65H 54/32, B65H 55/04
Applicant:
Oerlikon Textile GmbH & Co. KG
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Oerlikon Textile GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11743196

TEXTILE MACHINE

IPC classification:
B65H 63/00, D01H 13/32
Applicant:
Oerlikon Textile GmbH & Co. KG
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Oerlikon Textile GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12004380

Heating box for yarn

IPC classification:
D02J 13/00, D06B 3/04, D06B 23/18
Applicant:
Oerlikon Textile GmbH & Co. KG
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Oerlikon Textile GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12008065

Pre-spinning machine

IPC classification:
D01H 11/00
Applicant:
Oerlikon Textile GmbH & Co. KG
Applicant:
Saurer Germany GmbH & Co. KG
Agent:
Arndt Hamann, Oerlikon Textile GmbH & Co. KG
Agent:
Arndt Hamann, Saurer Germany GmbH & Co. KG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT

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