Representative before the EPO

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2 offices
Technology Company

Representative before the EPO

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no operation time available
2 offices
Technology Company

Representative before the EPO

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no operation time available
1 office
Technology Company

We have observed 33 EP applications Roland Dux has served for within the last five+ years. (We consider all applications which have an EP A1 publication dated after January 16, 2013). 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:

EP12721468

PROCESS OF SEPARATING CHIRAL ISOMERS OF CHROMAN COMPOUNDS AND THEIR DERIVATIVES AND PRECURSORS

IPC classification:
A61K 31/355, C07B 55/00, C07B 57/00, C07D 311/22, C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13197507

Hydroxytyrosol benefits mitochondria

IPC classification:
A23L 1/00, A61K 31/05, A61K 36/63, A61P 1/16, A61P 7/00, A61P 9/00, A61P 21/00
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
EXAMINATION IN PROGRESS
EP12729470

HYDROGENATION OF KETONES HAVING AT LEAST A CARBON-CARBON DOUBLE BOND IN THE , -POSITION

IPC classification:
C07C 45/62
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP12759770

PROCESS FOR PREPARING CHIRAL QUINONE

IPC classification:
C07C 46/00, C07C 50/06
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13182427

Formation of chromanes and chromenes by using silver(I) or gold(I) salts or complexes

IPC classification:
C07D 311/70, C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13189689

Synthesis of chromane compounds and their derivatives by a copper-catalyzed conjugate addition reaction

IPC classification:
C07D 311/74
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP13748031

TOCOPHEROLS WITH INCREASED COLOR STABILITY

IPC classification:
C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP13748030

PROTECTED TOCOPHEROL WITH REDUCED CONTENT OF FREE TOCOPHEROL

IPC classification:
C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP13753592

TOCOPHEROLS WITH REDUCED CONTENT OF PHENOLIC IMPURITIES

IPC classification:
C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP13748028

TOCOPHEROLS WITH REDUCED CONTENT OF DEHYDROTOCOPHEROL

IPC classification:
C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP13811497

PROCESS OF ASYMMETRIC HYDROGENATION OF KETALS AND ACETALS

IPC classification:
C07B 53/00, C07C 41/48, C07C 43/303, C07C 43/313, C07D 317/12, C07D 317/50
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
GRANT OF PATENT INTENDED
EP13814521

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM 6,10,14-TRIMETYLPENTADECA-5,9,13-TRIEN-2-ONE OR 6,10,14-TRIMETYLPENTADECA-5,9-DIEN-2-ONE

IPC classification:
C07C 29/17, C07C 29/42, C07C 41/48, C07C 43/303, C07C 45/62, C07C 45/67, C07C 45/82, C07C 49/04, C07C 49/203, C07D 471/04
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13828832

EFFICIENT PROCESS OF ASYMMETRIC HYDROGENATION OF UNSTURATED KETONES USING ADDITIVES

IPC classification:
C07C 33/025, C07C 45/62, C07C 47/02, C07C 47/21, C07C 49/04, C07C 49/203, C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
EXAMINATION IN PROGRESS
EP13828834

NITROGEN MONOXIDE AS CIS/TRANS ISOMERIZATION CATALYSTS FOR UNSATURATED COMPOUNDS

IPC classification:
C07C 29/56, C07C 29/80, C07C 33/02, C07C 43/313, C07C 45/67, C07C 45/82, C07C 49/203, C07D 319/06
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13828833

POLYTHIOLS AS CIS/TRANS ISOMERIZATION CATALYSTS FOR UNSATURATED COMPOUNDS

IPC classification:
C07C 43/313, C07C 45/67, C07C 45/82, C07C 49/203, C07D 319/06
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
EXAMINATION IN PROGRESS
EP13811918

USING MIXTURES OF E/Z ISOMERS TO OBTAIN QUANTITATIVELY SPECIFIC PRODUCTS BY COMBINED ASYMMETRIC HYDROGENATIONS

IPC classification:
C07C 45/62, C07C 45/82, C07C 47/02, C07C 49/04, C07C 49/203
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13828835

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM 6,10-DIMETYLUNDECA-3,5,9-TRIEN-2-ONE

IPC classification:
C07C 29/17, C07C 29/40, C07C 29/42, C07C 33/03, C07C 33/042, C07C 41/56, C07C 43/303, C07C 43/313, C07C 45/51, C07C 45/59, C07C 45/60, C07C 45/62, C07C 45/67, C07C 45/69, C07C 49/04
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
EXAMINATION IN PROGRESS
EP13814522

USING MIXTURES OF E/Z ISOMERS TO OBTAIN QUANTITATIVELY SPECIFIC PRODUCTS BY COMBINING ASYMMETRIC HYDROGENATION AND ISOMERIZATION

IPC classification:
C07C 45/62, C07C 45/67, C07C 47/02, C07C 49/04
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13811206

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM 3,7-DIMETYLOCT-2-ENAL OR 3,7-DIMETYLOCTA-2,6-DIENAL

IPC classification:
C07C 29/17, C07C 29/40, C07C 29/42, C07C 43/313, C07C 45/48, C07C 45/51, C07C 45/62, C07C 45/67, C07C 45/74, C07C 45/82, C07D 311/72, C07D 319/06
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13810948

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM (R)-3,7-DIMETYLOCT-6-ENAL

IPC classification:
C07C 29/17, C07C 29/40, C07C 29/42, C07C 43/313, C07C 45/48, C07C 45/51, C07C 45/59, C07C 45/62, C07C 45/67, C07C 45/74, C07C 45/82, C07D 311/72, C07D 319/06
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
EXAMINATION IN PROGRESS
EP13815472

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM 6,10-DIMETYLUNDEC-5-EN-2-ONE OR 6,10-DIMETYLUNDECA-5,9-DIEN-2-ONE

IPC classification:
C07C 29/17, C07C 29/44, C07C 33/025, C07C 33/042, C07C 45/51, C07C 45/59, C07C 45/62, C07C 45/67, C07C 45/71, C07C 45/90, C07C 49/04, C07C 49/203, C07D 311/20, C07D 317/12
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP13808046

(6R,10R)-6,10,14-TRIMETYLPENTADECAN-2-ONE PREPARED FROM (R)-6,10,14-TRIMETYLPENTADEC-5-EN-2-ONE

IPC classification:
C07C 29/17, C07C 29/42, C07C 41/48, C07C 43/303, C07C 45/62, C07C 45/67, C07C 45/82, C07D 471/04
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
GRANT OF PATENT INTENDED
EP14735948

FORMATION OF CHIRAL 4-CHROMANONES USING CHIRAL PYRROLIDINES IN THE PRESENCE OF PHENOLS OR THIOPHENOLS

IPC classification:
C07D 311/22
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP14735951

FORMATION OF CHIRAL 4-CHROMANONES USING CHIRAL PYRROLIDINES

IPC classification:
C07D 311/22
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP14735949

FORMATION OF CHIRAL 4-CHROMANONES USING CHIRAL PYRROLIDINES IN THE PRESENCE OF UREAS OR THIOUREAS

IPC classification:
C07D 311/22
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
PATENT GRANTED
EP14755816

FORMATION OF CHROMANES AND CHROMENES BY USING SILVER(I) OR GOLD(I) SALTS OR COMPLEXES

IPC classification:
C07D 311/70, C07D 311/72
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products AG
Status:
EXAMINATION IN PROGRESS
EP15805536

FORMATION OF CHROMANES BASED ON INTERMOLECULAR REACTION OF ALKYNES WITH DIMETHYLFURAN IN THE PRESENCE OF GOLD(I) COMPLEXES

IPC classification:
C07C 37/14, C07C 39/16
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700637

COMPANION ANIMAL FEED WITH COMBINATION OF 25-HYDROXYVITAMIN D AND ANTIOXIDANTS/ANTI-INFLAMMATORIES

IPC classification:
A23K 20/174, A23K 50/40, A23K 20/179
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700638

COMBINATION OF 25-HYDROXYVITAMIN D AND ANTIOXIDANTS/ANTI-INFLAMMATORIES FOR BOVINE HEALTH

IPC classification:
A23K 50/10, A23K 20/174, A23K 20/179
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700811

COMBINATION OF 25-HYDROXYVITAMIN D AND ANTIOXIDANTS/ANTI-INFLAMMATORIES FOR POULTRY OVARIAN HEALTH

IPC classification:
A23K 20/174, A23K 20/179, A23K 50/75
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700738

POULTRY FEED WITH COMBINATION OF 25-HYDROXYVITAMIN D AND ANTIOXIDANTS/ANTI-INFLAMMATORIES

IPC classification:
A23K 20/174, A23K 20/179, A23K 50/75
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700740

COMBINATION OF 25-HYDROXYVITAMIN D AND ANTI-INFLAMMITORIES FOR SUSTAINED PLASMA 17- ESTRADIOL LEVELS

IPC classification:
A23K 20/174, A23K 20/179, A23K 50/75
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made
EP16700636

METHOD OF PREVENTING OBESITY AND CARDIOVASCULAR PROBLEMS IN POULTRY

IPC classification:
A23K 20/174, A23K 20/179, A23K 50/75
Applicant:
DSM IP Assets B.V.
Agent:
Roland Dux, DSM Nutritional Products Ltd
Status:
Request for examination was made

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