blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3802457

EP3802457 - DRY PREPARATION OF KAOLIN IN THE PRODUCTION OF HPA [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  24.12.2021
Database last updated on 24.08.2024
FormerGrant of patent is intended
Status updated on  26.08.2021
FormerRequest for examination was made
Status updated on  12.03.2021
FormerThe international publication has been made
Status updated on  14.12.2019
Formerunknown
Status updated on  25.06.2019
Most recent event   Tooltip02.08.2024Change - applicantpublished on 04.09.2024 [2024/36]
Applicant(s)For all designated states
SMS group GmbH
Am SMS Campus 1
41069 Mönchengladbach / DE
[2024/36]
Former [2021/15]For all designated states
SMS Group GmbH
Eduard-Schloemann-Str. 4
40237 Düsseldorf / DE
Inventor(s)01 / MUSTAFI, Emir
Eduard-Daelen-Strasse 1
40699 Erkrath / DE
02 / GIER-ZUCKETTO, Joachim
Paulinenstraße 111
52146 Würselen / DE
03 / SCHRIEWER, Thorsten
Virchowstraße 22
45470 Mülheim/Ruhr / DE
04 / STASTNY, Raffael
Neustiftgasse 28/1/21A
1070 Wien / AT
 [2021/15]
Representative(s)Klüppel, Walter
Hemmerich & Kollegen
Patentanwälte
Hammerstraße 2
57072 Siegen / DE
[2021/15]
Application number, filing date19730741.611.06.2019
[2021/15]
WO2019EP65154
Priority number, dateDE20181020921008.06.2018         Original published format: DE102018209210
DE20191020019109.01.2019         Original published format: DE102019200191
[2021/15]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2019234257
Date:12.12.2019
Language:DE
[2019/50]
Type: A1 Application with search report 
No.:EP3802457
Date:14.04.2021
Language:DE
The application published by WIPO in one of the EPO official languages on 12.12.2019 takes the place of the publication of the European patent application.
[2021/15]
Type: B1 Patent specification 
No.:EP3802457
Date:26.01.2022
Language:DE
[2022/04]
Search report(s)International search report - published on:EP12.12.2019
ClassificationIPC:C04B33/00, B02C15/00, B02C25/00, C04B33/02, C09C1/00, C04B35/626
[2021/15]
CPC:
C04B33/00 (EP); B02C23/08 (KR); B02C15/007 (EP,KR,US);
B02C15/00 (EP); B02C23/30 (US); B02C23/32 (US);
C04B33/02 (EP); C04B33/04 (US); C04B35/6261 (EP,KR,US);
C09C1/42 (EP); B02C2015/002 (EP,US); C04B2235/349 (EP,KR);
Y02P40/60 (EP) (-)
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2021/15]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:TROCKENAUFBEREITUNG VON KAOLIN BEI DER HERSTELLUNG VON HPA[2021/15]
English:DRY PREPARATION OF KAOLIN IN THE PRODUCTION OF HPA[2021/15]
French:TRAITEMENT À SEC DE KAOLIN DANS LA PRODUCTION DE HPA[2021/15]
Entry into regional phase11.01.2021National basic fee paid 
11.01.2021Designation fee(s) paid 
11.01.2021Examination fee paid 
Examination procedure26.11.2019Request for preliminary examination filed
International Preliminary Examining Authority: EP
11.01.2021Examination requested  [2021/15]
11.01.2021Date on which the examining division has become responsible
27.08.2021Communication of intention to grant the patent
20.12.2021Fee for grant paid
20.12.2021Fee for publishing/printing paid
20.12.2021Receipt of the translation of the claim(s)
Opposition(s)Opponent(s)01  26.10.2022  10.11.2022  ADMISSIBLE
Gebr. Pfeiffer SE
Barbarossastrasse 50-54
67655 Kaiserslautern / DE
Opponent's representative
Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
 [2022/50]
Former [2022/49]
Opponent(s)01  26.10.2022   
Gebr. Pfeiffer SE
Barbarossastrasse 50-54
67655 Kaiserslautern / DE
Opponent's representative
Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
17.11.2022Invitation to proprietor to file observations on the notice of opposition
23.03.2023Reply of patent proprietor to notice(s) of opposition
Fees paidRenewal fee
30.06.2021Renewal fee patent year 03
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU11.06.2019
AL26.01.2022
CY26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
MK26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
TR26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
LU11.06.2022
CH30.06.2022
LI30.06.2022
GB11.06.2023
[2024/29]
Former [2024/25]HU11.06.2019
AL26.01.2022
CY26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
MK26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
LU11.06.2022
CH30.06.2022
LI30.06.2022
GB11.06.2023
Former [2024/23]AL26.01.2022
CY26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
MK26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
LU11.06.2022
CH30.06.2022
LI30.06.2022
GB11.06.2023
Former [2024/20]AL26.01.2022
CY26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
LU11.06.2022
CH30.06.2022
LI30.06.2022
Former [2023/21]AL26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
LU11.06.2022
CH30.06.2022
LI30.06.2022
Former [2023/20]AL26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
IE11.06.2022
Former [2023/10]AL26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SI26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2023/08]AL26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
MC26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2023/01]AL26.01.2022
DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/49]DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SK26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/48]DK26.01.2022
EE26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/47]DK26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RO26.01.2022
RS26.01.2022
SE26.01.2022
SM26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/46]DK26.01.2022
ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/42]ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
IS26.05.2022
PT26.05.2022
Former [2022/39]ES26.01.2022
FI26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
PT26.05.2022
Former [2022/36]ES26.01.2022
HR26.01.2022
LT26.01.2022
LV26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
GR27.04.2022
PT26.05.2022
Former [2022/35]ES26.01.2022
HR26.01.2022
LT26.01.2022
NL26.01.2022
RS26.01.2022
SE26.01.2022
BG26.04.2022
NO26.04.2022
PT26.05.2022
Former [2022/34]ES26.01.2022
LT26.01.2022
NL26.01.2022
NO26.04.2022
PT26.05.2022
Former [2022/33]LT26.01.2022
NL26.01.2022
NO26.04.2022
Former [2022/31]NL26.01.2022
Cited inInternational search[A]DE1088404  (JOHANN TSIPOURIS DIPL CHEM DR) [A] 1-10* the whole document *;
 [X]EP0292739  (KRUPP POLYSIUS AG [DE]) [X] 1-10 * claim 1. 5 *;
 [X]EP0510890  (ECC INT LTD [GB]) [X] 1-10 * paragraph [0001] *;
 [X]DE19806895  (PFEIFFER AG GEB [DE]) [X] 1-10 * claim 8 *;
 [X]RU2187387  (MERCHESKAJA AKTSIONERNAJA PLAS, et al) [X] 1-10 * paragraph [0018]; claim 1 *;
 [X]WO03028893  (POLYSIUS AG [DE], et al) [X] 1-10 * claims 8, 9 *;
 [X]DE102006028547  (POLYSIUS AG [DE]) [X] 1-10 * claim 1 *;
 [X]WO2015051925  (LOESCHE GMBH [DE]) [X] 1-10 * claim 1 *;
 [X]CZ306516  (SEDLECKÝ KAOLIN A S [CZ]) [X] 1-10 * claim 1 *;
 [X]CN108046750  (RUITAI MATERIALS TECH CO LTD) [X] 1-10 * claim 1 *
by applicantDE1088404
 EP0193109
 DE69030020T
OppositionDE1088404
 DD137891
 US4561597
 US4593860
 EP0292739
 DE3921986
 US4981269
 JPH03151059
 EP0510890
 JPH0538460
 JPH0557205
 DE19606672
 DE19806895
 WO0162391
 RU2187387
 WO03028893
 DE102006028547
 CZ2013446
 WO2015051925
 CN108046750
    - Jung O, Et Al., "Entscheidungskriterien für die Trocken- aufbereitung von keramischen Rohstoffen und betriebswirtschaftlicher Vergleich mit dem plastischen Aufbereitungsverfahren", ZIEGEL ZEITSCHRIFT, (19990101), XP055978131
    - Schonbach Bernard H., "High efficiency separators in roller mills", WORLD CEMENT, (20181101), WORLD CEMENT, (20221107), XP055978133
    - Holger Wulfert, Michael Keyssner, Horst Michael Ludwig, Burkart Adamczyk, "Metallgewinnung und Umwandlung von LD-Schlacke in hochreaktive Zementkomponenten Metal recovery and conversion of steel slag into highly reactive cement components", ZKG International - Zement - Kalk - Gips International, Bauverlag BV GmbH, DE, DE , (20130901), vol. 66, no. 9, ISSN 0949-0205, pages 34 - 40, XP001586896
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.