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Representative before the EPO

Company dna cohausz hannig borkowski wissgott patentanwaltskanzlei gbr
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Headquarter in Düsseldorf and 1 office
active in Legal Services

We have observed 24 EP applications Wolf-Dieter Hannig has served for within the last five+ years. (We consider all applications which have an EP A1 publication dated after December 16, 2012). Please note, that we only count EP applications, in which the name of the patent attorney is explicitly mentioned as representative. These EP applications are:

EP12005976

Device for centering, internal forming, aligning and tensioning rotation symmetric bodies by friction stir welding or fusion welding

IPC classification:
B23K 9/035, B23K 20/12, B23K 37/053, B23K 37/06, F16L 37/12
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11006908

Device for and method of manufacturing a flange-tube-flange element using friction stir welding

IPC classification:
B23K 20/12, B23K 37/053, B23K 37/06
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11006904

Device for and method of friction stir welding rotation symmetric bodies ; Pressurised gas-tight assembly

IPC classification:
B23K 20/12, B23K 37/053, B23K 37/06, H01B 9/06, H02G 5/06
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11006913

Device for centring, supporting and weld bath securing when connecting, through friction stir welding, butt joints of rotation symmetric hollow bodies

IPC classification:
B23K 9/035, B23K 20/12, B23K 37/053, B23K 37/06, F16L 37/12
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12005980

Device and method for manufacturing a butt joint between rotation-symmetrical bodies with local forming of the abutting zone of the held bodies

IPC classification:
B23K 20/12, B23K 37/053, B23K 37/06
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12755956

DEVICE FOR CENTERING, PRESSING TO FORM THE INNER SHAPE OF, STRAIGHTENING AND CLAMPING BUTT JOINTS OF ROTATIONALLY SYMMETRICAL HOLLOW MEMBERS DURING A JOINING PROCESS USING FRICTION STIR WELDING OR FUSION WELDING

IPC classification:
B23K 9/035, B23K 20/12, B23K 37/053, B23K 37/06, F16L 37/12
Applicant:
Wartmann Technologie AG
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12808569

ROTARY SWITCHABLE MULTI-CORE ELEMENT PERMANENT MAGNET-BASED APPARATUS

IPC classification:
H01F 7/02, H01F 7/04
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
EXAMINATION IN PROGRESS
EP12001365

Device for fixing the position of a solder connector to a solar cell

IPC classification:
B23K 1/00, B23K 3/00, H01L 31/05, H01L 31/18
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13707536

ADAPTER SYSTEM FOR AN ENDOPROSTHESIS

IPC classification:
A61B 17/72, A61F 2/30, A61F 2/36, A61F 2/46
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13004193

Device and method for transferring workpieces into and out of a tool

IPC classification:
B21D 28/00, B21D 43/05, B21D 43/14
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
EXAMINATION IN PROGRESS
EP13004190

Tool and method for the production of stamped parts

IPC classification:
B21D 28/16, B21D 35/00, B21D 53/28
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13004500

Device and method for preventing a tool from breaking during fine cutting and/or forming a work piece

IPC classification:
B21D 55/00, B30B 15/28, F16P 3/12
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13732811

METHOD FOR CONTACTLESS DETERMINATION OF THE CURRENT NUTRITIONAL STATE OF A PLANT POPULATION AND FOR PROCESSING SAID INFORMATION

IPC classification:
A01G 7/00, A01M 7/00, G01N 21/27
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
PATENT GRANTED
EP11005924

Device and method for precise laying of a flat element with a double-sided adhesive tape comprising a masking tape

IPC classification:
B65H 35/00, B65H 37/00
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13802867

HOUSING OR CHAMBER FOR RECEIVING FILTERS, HEAT EXCHANGERS, HUMIDIFIERS, EVAPORATORS, AIR-CONDITIONERS, VENTILATORS, FANS, AND SUCTION DEVICES, AND A LIGHTWEIGHT WALL FOR REPAIRING SUCH A HOUSING

IPC classification:
B05B 15/12, E04B 2/74, F24F 13/02
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
GRANT OF PATENT INTENDED
EP13814417

AIRWAY

IPC classification:
E04F 17/04, F16L 9/00, F16L 23/14, F24F 13/02
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
PATENT GRANTED
EP14002887

Apparatus and method for calibrating cut surfaces of punched or fineblanked parts having burr

IPC classification:
B21D 19/00, B21D 28/16
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
EXAMINATION REQUESTED
EP11779562

LOAD AND/OR TRANSPORT SCOOTER

IPC classification:
B62B 3/02, B62K 3/00, B62K 15/00
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP15002299

HEATER HAVING AUTOMATIC FIRE EXTINGUISHER

IPC classification:
F23D 3/18, F23D 3/26, F23D 3/28, F23N 5/00, F23N 5/02, F23N 5/24
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
EXAMINATION REQUESTED
EP11735773

METHOD AND DEVICE FOR CONVEYING AND METERING BULK MATERIAL IN VACUUM SUCTION BLASTING

IPC classification:
B24C 3/06, B24C 7/00
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11010139

Device and method for manufacturing metallic bipolar panels

IPC classification:
H01M 8/02
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP16001093

METHOD AND DEVICE FOR REDUCING AN ELECTROSTATIC CHARGE DURING THE MACHINING, JOINING OR COATING OF AREAS USING VACUUM SUCTION BLASTING

IPC classification:
B24C 3/32, B24C 5/02, B24C 9/00, H05F 1/00
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
Request for examination was made
EP16001341

METHOD AND DEVICE FOR OPERATING A MINI/MICRO CHP PLANT FOR SINGLE-FAMILY DWELLINGS

IPC classification:
F24D 12/00, F24D 12/02, H02M 5/14, H02P 9/02
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
EXAMINATION REQUESTED
EP16020097

POSITION-SECURING SEALING, DRAINAGE AND VENTILATING UNDER FAÇADE LEDGES AND UPPER CLOSURES

IPC classification:
E04B 1/70, E04F 13/07, E04F 13/08
Agent:
Wolf-Dieter Hannig, Cohausz Hannig Borkowski Wißgott Patentanwaltskanzlei GbR
Status:
The application has been published

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