Representative before the EPO

Employment test 51 - 200 employees
Company dna mewburn ellis llp
operating since 1890
Headquarter in London and 4 offices
active in Legal Services

Ian Alexander Stuart has worked on the following 73 EPO patent applications which have been published in the last five years:

EP10847750

PROCESS FOR PREPARING ETHYLENE GLYCOL FROM POLYHYDRIC COMPOUNDS

IPC classification:
B01J 23/30, B01J 23/64, C07C 29/00, C07C 29/132, C07C 29/136, C07C 31/20
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP11739780

HEAT SINK MATERIAL

IPC classification:
C25D 15/02, H01L 23/373
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11812486

TISSUE ARRAY PRODUCTION METHOD

IPC classification:
G01N 1/28, G01N 33/48, G01N 37/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11812485

METHOD FOR FORMING TISSUE PIECES FOR TISSUE ARRAY, AND DEVICE FOR FORMING TISSUE PIECES FOR TISSUE ARRAY

IPC classification:
C12M 1/34, C12M 3/08, C12Q 1/00, G01N 1/28, G01N 1/36
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11818048

MICROTOME AND CRYOSTAT

IPC classification:
G01N 1/06
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11823401

FUEL CELL SEPARATOR

IPC classification:
H01M 8/02, H01M 8/10
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11837936

FILM-FORMING COMPOSITION

IPC classification:
C08G 73/06, C08K 3/00, C08K 5/00, C08L 79/04, C09D 179/04, G02B 5/20, H01L 27/14
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP11837918

TRIAZINE RING-CONTAINING POLYMER AND FILM-FORMING COMPOSITION CONTAINING SAME

IPC classification:
C08G 73/06, G02B 1/04, G02F 1/1335, H01L 51/50, H05B 33/02
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP10860168

PREPARATION METHOD OF CATALYZING CARBOHYDRATE INTO 5-HYDROXYMETHYLFURFURAL

IPC classification:
B01J 23/20, C07D 307/46, C07D 307/48, C07D 307/50
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP11846221

POLYGONAL LASER SCANNER AND IMAGING SYSTEM FOR COATING REMOVAL

IPC classification:
B23K 26/16, B23K 26/36
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP11851813

METHOD FOR ENHANCING SELF-FEEDING ABILITY OF HEAVY SECTION CASTING BLANK

IPC classification:
B22D 11/124, B22D 27/00, B22D 27/04
Applicant:
Institute of Metal Research - Chinese Academy of Sciences
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP12747360

PHOTOCURABLE FILM-FORMING COMPOSITION AND MANUFACTURING METHOD FOR CURED FILM

IPC classification:
C08F 20/20, C08G 59/50, C08L 79/04, H01L 21/312
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP12756943

METHOD FOR PRODUCING SPHERICAL FURFURYL ALCOHOL RESIN PARTICLES, SPHERICAL FURFURYL ALCOHOL RESIN PARTICLES PRODUCED THEREBY, SPHERICAL CARBON PARTICLES AND SPHERICAL ACTIVATED CARBON PARTICLES

IPC classification:
C01B 31/10, C08G 65/36
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12197296

Method for resin molding and resin molding apparatus

IPC classification:
B29C 33/68, B29C 43/18, H01L 21/56
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP12764780

ARYLOXY DIHALOPROPENYL ETHER COMPOUND AND USE THEREOF

IPC classification:
C07C 43/225, C07C 43/29, C07D 213/643, C07D 237/16, C07D 263/58, C07D 277/32, A01N 31/16, A01N 43/40, A01N 43/58, A01N 43/76, A01N 43/78
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP12790303

HIGHLY BRANCHED POLYMER AND DIEPSERSANT FOR CARBON NANOTUBES

IPC classification:
B82Y 30/00, C01B 31/02, C08G 12/08, H01B 1/24, H01B 5/14, H01B 13/00
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13187968

Anti-scuff coating for chocolate

IPC classification:
A21D 13/00, A23G 1/30, A23G 1/54, A23G 3/54, A23L 1/00, A23P 1/08
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP12805389

PROXIMITY SENSOR

IPC classification:
G01B 7/00, G01D 5/14, G01V 3/08, H03K 17/95
Applicant:
Valeo Japan Co., Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP12807000

IONIC LIQUID

IPC classification:
C07F 7/08, C07F 9/54
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP11819915

TRIAZINE RING-CONTAINING POLYMER AND MEMBRANE-FORMING COMPOSITION CONTAINING THE SAME

IPC classification:
C08G 73/02, C08G 73/06, G02B 5/22, H05B 33/10
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP11819914

FILM-FORMING COMPOSITION

IPC classification:
C08G 73/06, C08K 3/00, C08L 79/04, C09D 179/04, G02F 1/1335, H01L 21/312
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13167313

Rotary connector device

IPC classification:
B60R 16/027, H01R 35/02
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
The patent has been granted
EP12800201

SUBSTITUTED CYANOANILINE COMPOUNDS, PREPARATION AND USE THEREOF

IPC classification:
C07C 253/30, C07C 255/58, C07C 255/59, C07C 255/60, C07C 303/40, C07C 311/39, C07C 315/04, C07C 317/36, C07C 319/20, C07C 323/36, C07D 213/74, C07D 239/52, A01N 37/34, A01N 37/44, A01N 37/48, A01N 41/06, A01N 41/10, A01N 43/40, A01P 3/00, A01P 7/04
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP12833167

CHARGE-TRANSPORTING VARNISH

IPC classification:
C09D 5/00, C09D 5/24, C09D 7/12, C09D 201/00, H01L 51/50
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP12837448

POROUS SEPARATOR FOR FUEL CELLS

IPC classification:
C08K 3/04, C08L 61/06, C08L 63/04, H01M 8/02
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP13177462

Method for preparing phosphor precursor and phosphor, and wavelength converter

IPC classification:
C09K 11/77
Applicant:
Shin-Etsu Chemical Co Ltd
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14172130

Hydrosilylation method, method for producing oranosilicon compound, and organosilicon compound

IPC classification:
C07F 7/18
Applicant:
Shin-Etsu Chemical Co Ltd
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP13195843

Method of manufacturing outer cutter of rotary electric shaver

IPC classification:
B26B 19/14
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13183334

System for and method of preventing the formation of martensite in metals joining applications

IPC classification:
B23K 20/12
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP13184459

Baking tray with interchangeable baking inserts

IPC classification:
A21B 3/15
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP14172187

Hydrosilylation method, method for producing organosilicon compound, and organosilicon compound

IPC classification:
C07F 7/18
Applicant:
Shin-Etsu Chemical Co Ltd
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP11789741

DECOMPOSITION/ELIMINATION METHOD USING A PHOTOCATALYTIC MATERIAL

IPC classification:
B01D 53/56, B01D 53/78, B01D 53/86, B01J 35/02, B01J 37/12, B01J 37/34
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP11826829

POLYIMIDE RESIN COMPOSITION FOR USE IN FORMING INSULATION FILM IN PHOTOVOLTAIC CELL AND METHOD OF FORMING INSULATION FILM IN PHOTOVOLTAIC CELL USED THEREWITH

IPC classification:
C08G 73/10, H01L 31/04
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
APPLICATION WITHDRAWN
EP13738315

PRODUCTION METHOD FOR 1,5-PENTAMETHYLENEDIAMINE, PRODUCTION METHOD FOR MUTANT LYSINE DECARBOXYLASE AND 1,5-PENTAMETHYLENE DIISOCYANATE, AND PRODUCTION METHOD FOR POLYISOCYANATE COMPOSITION

IPC classification:
C07C 263/10, C07C 263/14, C12N 9/88, C12P 13/00
Applicant:
Mitsui Chemicals Inc
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP14170964

Rotary electric shaver

IPC classification:
B26B 19/14
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP12821863

FOAMABLE RESOL-TYPE PHENOL RESIN MOLDING MATERIAL AND PHENOL RESIN FOAM

IPC classification:
C08J 9/00, C08J 9/14, C08K 5/34, C08K 5/5419, C08L 61/06, C08L 83/04
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13755851

CHARGE-TRANSPORTING VARNISH

IPC classification:
C09D 5/00, C09D 7/12, C09D 201/00, H01B 1/20, H01B 5/14, H01B 13/00, H01L 51/50
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13190843

Switch device

IPC classification:
H01H 21/22, H01H 23/00, H01H 23/16, H01H 23/30
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP13761044

USE OF SUBSTITUTED DIPHENYLAMINE COMPOUNDS IN PREPARING ANTI-TUMOUR DRUGS

IPC classification:
A61P 35/00, C07C 211/55, A61K 31/136
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13760245

PORTABLE DIGITAL DISPLAY HARDNESS TESTER

IPC classification:
G01N 3/40, G01N 3/42
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13196121

Rotary electric shaver

IPC classification:
B26B 19/14
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13765217

URETHANE-TYPE CURABLE ORGANIC BINDER FOR MOLD, AND MOLDING SAND COMPOSITION AND MOLD OBTAINED USING SAME

IPC classification:
B22C 1/22, C08G 18/00, C08G 18/54
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP10706031

PIPE CLAMP

IPC classification:
F16L 1/09, F16L 1/10
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13787319

FILM-FORMING COMPOSITION

IPC classification:
C08G 73/06, C08L 79/04, G02B 5/02, H01L 51/50, H05B 33/02
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP10860823

WELDING TRAINING SYSTEM

IPC classification:
G09B 25/02
Applicant:
Lincoln Global, Inc.
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Agent:
Horst Schumacher, Grosse Schumacher Knauer von Hirschhausen
Status:
EXAMINATION REQUESTED
EP13730303

MICROPLATES WITH ENHANCED IMMOBILISATION CAPABILITIES CONTROLLED BY MAGNETIC FIELD

IPC classification:
B01L 3/00, C12M 1/12, C12M 1/32, G01N 27/72, G01N 33/543
Applicant:
University of Leicester
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP13737356

PUMP DISPENSERS

IPC classification:
B05B 11/00
Applicant:
Intel IP Corporation
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP11846749

USE OF POROUS MEMBRANE AND COMPOSITE MEMBRANE THEREOF IN REDOX FLOW ENERGY STORAGE BATTERY

IPC classification:
C08J 5/22, H01M 2/14, H01M 2/16, H01M 8/02, H01M 8/10, H01M 8/18, H01M 8/20
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP14195139

Reciprocating-type electric shaver

IPC classification:
B26B 19/04
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13837911

COMPOSITE CURRENT COLLECTOR FOR ENERGY STORAGE DEVICE ELECTRODE, AND ELECTRODE

IPC classification:
H01G 11/66, H01M 4/66
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13849899

SUBSTITUTED PYRIMIDINE COMPOUND AND USES THEREOF

IPC classification:
C07D 239/28, C07D 253/07, C07D 401/12, C07D 401/14, C07D 403/12, C07D 403/14, A01N 43/54, A01N 43/56, A01N 43/58, A01P 3/00, A01P 7/02, A01P 7/04
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP13852140

RESIN COMPOSITION, AS WELL AS CARBON FIBER-REINFORCED COMPOSITE MATERIAL PRECURSOR, CARBON FIBER-REINFORCED MATERIAL, AND CARBON FIBER-REINFORCED CARBON MATERIAL OBTAINED USING SAID RESIN COMPOSITION

IPC classification:
C08J 5/24, C08K 5/05, C08K 7/06, C08L 61/06
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP15158814

METHOD FOR POLISHING WORK AND WORK POLISHING APPARATUS

IPC classification:
B24B 37/04, B24B 57/02, H01J 37/32, H01L 21/306, H01L 21/3065
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP13864998

COATED SAND, MANUFACTURING METHOD FOR SAME, AND MANUFACTURING METHOD FOR MOLD

IPC classification:
B22C 1/18
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP15167550

ROTARY ELECTRIC SHAVER

IPC classification:
B26B 19/14
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP14743884

CHARGE-TRANSPORTING VARNISH

IPC classification:
C07C 211/54, H01L 51/50, H05B 33/10
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP14745385

METHOD FOR FORMING MULTILAYER COATING FILM

IPC classification:
B05D 1/36, B05D 7/24, C09D 5/00, C09D 7/12, C09D 133/00, C09D 167/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
GRANT OF PATENT INTENDED
EP11754186

ULTRASONIC MACHINING MODULE

IPC classification:
H02N 2/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP14756816

CHARGE-TRANSPORTING VARNISH

IPC classification:
C07C 211/54, H01L 51/50, H05B 33/10
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP14753743

FUEL CELL SEPARATOR

IPC classification:
H01M 8/02, H01M 8/10
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP14756435

CHARGE-TRANSPORTING VARNISH

IPC classification:
C08G 16/02, C08L 61/00, H01L 51/50, H05B 33/10
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
The patent has been granted
EP14783426

CENTRIFUGAL SMEARING DEVICE AND SEALED ROTATING CONTAINER

IPC classification:
B04B 5/02, B04B 7/02, G01N 1/28, G01N 33/48
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP14783444

CENTRIFUGAL SMEARING DEVICE AND SEALED ROTATING CONTAINER

IPC classification:
B04B 5/02, B04B 9/14, G01N 1/28, G01N 33/48
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11814378

ADSORBENT FOR ORAL ADMINISTRATION, METHOD FOR PRODUCING SAME, AND DRUG USING SAME

IPC classification:
A61P 13/12, A61P 39/02, B01J 20/20, C01B 31/10, A61K 9/14, A61K 33/44, A61K 45/06
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP11758781

SUBSTITUTED DIPHENYLAMINE COMPOUNDS, PREPARATION METHOD AND USE THEREOF

IPC classification:
C07C 211/56, A01N 33/18, A01P 3/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP11841224

SUBSTITUTED PYRIMIDINE AMMONIA COMPOUND AND USE THEREOF

IPC classification:
C07D 239/47, C07D 239/70, C07D 239/95, C07D 405/12, A01N 47/06, A01P 3/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION IN PROGRESS
EP10844645

PROCESS FOR PRODUCTION OF SPHERICAL FURFURYL ALCOHOL RESIN PARTICLES, SPHERICAL FURFURYL ALCOHOL RESIN PARTICLES PRODUCED THEREBY, AND SPHERICAL CARBON PARTICLES AND SPHERICAL ACTIVE CARBON PARTICLES OBTAINED USING SAME

IPC classification:
C08G 61/12, C08G 65/34, C08J 3/12, C08L 65/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11812359

ELECTRODE FOR USE IN A FUEL CELL

IPC classification:
H01M 4/86, H01M 8/1004, H01M 8/1018
Applicant:
Gunma University
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
EXAMINATION REQUESTED
EP11826833

POLYIMIDE RESIN COMPOSITION FOR USE IN FORMING REVERSE REFLECTING LAYER IN PHOTOVOLTAIC CELL AND METHOD OF FORMING REVERSE REFLECTING LAYER IN PHOTOVOLTAIC CELL USED THEREWITH

IPC classification:
C08G 73/10, C08K 3/22, C08L 79/08, C09D 179/08, H01L 31/04
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP11803949

SYSTEM FOR ENHANCING SONOTRODE PERFORMANCE IN ULTRASONIC ADDITIVE MANUFACTURING APPLICATIONS

IPC classification:
B06B 3/00, B23K 20/10, B29C 65/08, F16C 23/08, G10K 11/00
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
PATENT GRANTED
EP13165339

Arylsulfonic Acid Compound And Use Thereof As Electron-Acceptor Material

IPC classification:
C07C 309/43, C09K 11/06, H01L 51/00, H01L 51/50
Applicant:
Nissan Chemical Industries, Ltd.
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11837574

PYRAZOLE AMIDE COMPOUND AND USE THEREOF AS FUNGICIDE

IPC classification:
C07D 231/14, C07D 231/16, C07D 231/18, C07D 231/20, C07D 401/04, C07D 413/12, A01N 43/56, A01N 43/84, A01P 3/00
Agent:
Ian Alexander Stuart, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP11778406

INDUSTRIAL BAKING TRAY WITH CONTOURED REINFORCEMENT BAND

IPC classification:
A21B 3/13, A47J 37/01
Agent:
Multiple attorneys, Mewburn Ellis LLP
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT

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