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We have observed 47 EP applications Stefan Seelert has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after November 17, 2014). 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:

EP13168101

Multistage process for the polymerization of olefins

IPC classification:
C08F 210/00, C08F 2/34, C08F 2/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13168137

Process for the gas-phase polymerization of ethylene or ethylene mixtures

IPC classification:
C08F 110/02, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13171408

Polymerization process in the presence of an antistatically acting composition

IPC classification:
C08F 10/02, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
APPLICATION DEEMED TO BE WITHDRAWN
EP13728735

METHOD FOR COOLING A GAS-PHASE REACTOR FOR THE POLYMERIZATION OF OLEFINS

IPC classification:
G05D 7/06, C08F 10/00, B01J 8/18
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
GRANT OF PATENT INTENDED
EP14733553

POLYMERIZATION PROCESS IN THE PRESENCE OF AN ANTISTATICALLY ACTING COMPOSITION

IPC classification:
C08F 10/02, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT
EP13802400

PROCESS FOR DEGASSING AND BUFFERING POLYOLEFIN PARTICLES OBTAINED BY OLEFIN POLYMERIZATION

IPC classification:
C08L 23/00, C08F 10/00, C08F 6/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
GRANT OF PATENT INTENDED
EP13802401

PROCESS FOR TREATING POLYOLEFIN PARTICLES OBTAINED BY GAS-PHASE POLYMERIZATION

IPC classification:
C08F 10/02, C08F 6/02, C08F 6/00, C08F 2/34, B29B 13/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
GRANT OF PATENT INTENDED
EP13811866

PROCESS FOR COPOLYMERIZING ETHYLENE AND ESTERS OF VINYL ALCOHOL

IPC classification:
C08F 210/02, C08F 2/00, C07C 67/54
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP13818709

PROCESS FOR SEPARATING VINYL ESTERS FROM A GAS STREAM COMPRISING ETHYLENE AND VINYL ESTERS

IPC classification:
C08F 210/02, C08F 2/00, C07C 67/54
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
PATENT GRANTED
EP14725064

PROCESS FOR THE GAS-PHASE POLYMERIZATION OF ETHYLENE OR ETHYLENE MIXTURES

IPC classification:
C08F 110/02, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
EXAMINATION REQUESTED
EP14806288

PROCESS FOR SEPARATING COMPONENTS OF A REACTION MIXTURE OBTAINED BY HIGH-PRESSURE POLYMERIZATION OF ETHYLENICALLY UNSATURATED MONOMERS WITH IMPROVED LEVEL CONTROL

IPC classification:
G01N 9/24, G01F 23/288, C08F 10/00, C08J 11/02, C08F 6/12, C08F 6/10, C08F 6/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
EXAMINATION REQUESTED
EP14809799

PROCESS FOR SEPARATING COMPONENTS OF A REACTION MIXTURE OBTAINED BY HIGH-PRESSURE POLYMERIZATION OF ETHYLENICALLY UNSATURATED MONOMERS

IPC classification:
C08F 6/00, C08F 10/00, C08J 11/02, C08F 6/12, C08F 6/10
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP14812492

VESSEL FOR SEPARATING COMPONENTS OF A REACTION MIXTURE OBTAINED BY HIGH-PRESSURE POLYMERIZATION OF ETHYLENICALLY UNSATURATED MONOMERS WITH INTEGRATED BURSTING DISCS

IPC classification:
B01J 3/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
PATENT GRANTED
EP15718498

METHODS FOR CONTROLLING ALUMINUM ALKYL FEED TO A SLURRY POLYMERIZATION PROCESS

IPC classification:
C08F 2/14, C08F 10/02
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
EXAMINATION REQUESTED
EP16711821

CONTINUOUS GAS-PHASE POLYMERIZATION PROCESSES

IPC classification:
C08F 10/02
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15723208

PROCESS FOR ETHYLENE POLYMERIZATION WITH IMPROVED SLURRY PUMP PERFORMANCE

IPC classification:
C08F 2/18, C08F 2/01, B01J 19/18
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15730197

ETHYLENE POLYMERIZATION PROCESS HAVING IMPROVED HEAT EXCHANGER PERFORMANCE

IPC classification:
C08F 2/18, C08F 2/12, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15731893

PROCESS FOR CONTROLLING AN ETHYLENE POLYMERIZATION PROCESS

IPC classification:
C08F 2/18, C08F 2/12, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15747811

PROCESS FOR ETHYLENE POLYMERIZATION WITH IMPROVED ETHYLENE FEED SYSTEM

IPC classification:
C08F 2/18, C08F 2/12, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15756378

MULTI-REACTOR SLURRY POLYMERIZATION PROCESSES WITH HIGH ETHYLENE PURITY

IPC classification:
C08F 2/18, C08F 2/12, C08F 2/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
EXAMINATION REQUESTED
EP15797909

PROCESS FOR SEPARATING COMPONENTS OF A POLYMER-MONOMER MIXTURE OBTAINED BY HIGH-PRESSURE POLYMERIZATION OF ETHYLENICALLY UNSATURATED MONOMERS

IPC classification:
C08F 6/00, C08F 2/01, C08F 2/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15804488

PROCESS FOR PREPARING A POLYOLEFIN COMPOSITION

IPC classification:
B29B 7/38, B29B 9/06, B29B 7/72, B29B 7/60
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP15805443

PROCESS FOR PREPARING A POLYOLEFIN COMPOSITION

IPC classification:
B29B 7/38, B29B 9/06, B29B 7/72, B29B 7/60
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP16706573

HIGH-PRESSURE POLYMERIZATION PROCESS OF ETHYLENICALLY UNSATURATED MONOMERS

IPC classification:
C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP16714319

POLYMERIZATION PROCESS IN THE PRESENCE OF ANTISTATIC AGENT

IPC classification:
C08F 2/34, C08F 2/44
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP17707506

OLEFIN POLYMERIZATION PROCESS

IPC classification:
C08F 210/16, C08F 2/00, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP16730793

POLYMERIZATION PLANT HAVING PARALLEL COOLING CHANNELS IN A RECYCLE CONNECTION

IPC classification:
B01J 19/24, B01J 19/18, C08F 2/04
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP16198262

OLEFIN POLYMERIZATION PROCESS IN A GAS-PHASE REACTOR COMPRISING A RISER UNIT AND A DOWNCOMER

IPC classification:
C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP16198260

OLEFIN POLYMERIZATION PROCESS IN A GAS-PHASE REACTOR HAVING THREE OR MORE POLYMERIZATION ZONES

IPC classification:
C08F 110/02
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP16738153

METHODS FOR TESTING NON- OR WEAKLY FERROMAGNETIC TEST OBJECTS

IPC classification:
G01N 33/20, G01B 7/06, G01N 27/80, C10G 9/20
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP18152893

METHOD FOR INSPECTING CLEANLINESS LEVEL OF A METAL SURFACE OF A METAL COMPOUND IN AN INDUSTRIAL PLANT BY MEANS OF ELECTRICAL RESISTANCE MEASUREMENT

IPC classification:
G01N 27/04, B08B 9/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP16797866

POLYMERIZATION PROCESS WITH A PARTIAL SHUTDOWN PHASE

IPC classification:
B01J 19/00, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP17184839

POLYMERIZATION PROCESS INCLUDING DISCHARGING POLYOLEFIN PARTICLES FROM A GAS-PHASE POLYMERIZATION REACTOR

IPC classification:
C08F 2/01, C08F 10/00, C08F 2/34
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP17187821

METHOD FOR ALIGNING A CUTTER PLATE OF A PELLETIZER USING A REMOTE ALIGNMENT ADJUSTMENT DEVICE

IPC classification:
B29B 9/06, B26D 1/29, B26D 7/26, B26D 5/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP17721731

HIGH-PRESSURE POLYMERIZATION PROCESS OF ETHYLENICALLY UNSATURATED MONOMERS

IPC classification:
C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP17189027

PROCESS FOR PREPARING A POLYOLEFIN COMPOSITION

IPC classification:
C08J 3/12, C08J 3/20, B29C 47/10, B29B 9/00, B29B 7/60
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP17721732

HIGH-PRESSURE POLYMERIZATION PROCESS OF ETHYLENICALLY UNSATURATED MONOMERS IN A PRODUCTION LINE HAVING FLANGES COVERED BY A CHIMNEY CONSTRUCTION

IPC classification:
C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP17721407

HIGH-PRESSURE POLYMERIZATION PROCESS OF ETHYLENICALLY UNSATURATED MONOMERS CARRIED OUT IN A POLYMERIZATION REACTOR INSTALLED WITHIN A PROTECTIVE ENCLOSURE

IPC classification:
C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP18731855

PELLET DRYING AND DEGASSING METHOD

IPC classification:
B29K 23/00, B29K 105/00, B29B 9/06, F26B 5/08, F26B 17/22, F26B 3/06, B29B 9/16
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP17704028

PROCESS FOR THE PREPARATION OF A DRIED POWDER

IPC classification:
B01J 8/36, B01J 8/26, B01J 8/18, B01J 8/00, C08F 6/00
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP18150014

MANUFACTURING PLANT FOR HIGH-PRESSURE ETHYLENE POLYMERIZATION AND METHOD FOR EMERGENCY SHUTDOWN

IPC classification:
C08F 2/34, B01J 19/24, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP17794346

OLEFIN POLYMERIZATION PROCESS IN A GAS-PHASE REACTOR COMPRISING A RISER UNIT AND A DOWNCOMER

IPC classification:
C08F 10/02, C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP17793978

OLEFIN POLYMERIZATION PROCESS IN A GAS-PHASE REACTOR HAVING THREE OR MORE POLYMERIZATION ZONES

IPC classification:
C08F 110/02
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The patent has been granted
EP18155559

PROCESS FOR POLYMERIZING OLEFINS IN THE GAS-PHASE

IPC classification:
C08F 10/00, C08F 2/34, C08F 2/01, B01J 8/24
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published
EP18700085

MULTI-REACTOR SLURRY POLYMERIZATION PROCESS

IPC classification:
C08F 10/00, C08F 2/14, C08F 2/00, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP17825520

PROCESS FOR START-UP OF A MULTIZONE CIRCULATING REACTOR

IPC classification:
C08F 110/06, C08F 110/02, C08F 2/34, C08F 2/01
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
Request for examination was made
EP18171811

PROCESS AND DEVICE FOR PREPARING POLYMER PELLETS HAVING DIFFERING COMPOSITIONS

IPC classification:
B01J 2/20, F26B 17/00, B29C 47/00, B29B 9/16, B29B 9/06
Applicant:
Basell Polyolefine GmbH
Agent:
Stefan Seelert, Basell Polyolefine GmbH
Status:
The application has been published

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