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Extract from the Register of European Patents

EP About this file: EP3823931

EP3823931 - HEMATITE PIGMENTS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.01.2023
Database last updated on 16.07.2024
FormerThe patent has been granted
Status updated on  11.02.2022
FormerGrant of patent is intended
Status updated on  07.12.2021
FormerRequest for examination was made
Status updated on  23.04.2021
FormerThe international publication has been made
Status updated on  25.01.2020
Formerunknown
Status updated on  26.07.2019
Most recent event   Tooltip17.05.2024Lapse of the patent in a contracting state
New state(s): HU		published on 19.06.2024  [2024/25]
Applicant(s)For all designated states
LANXESS Deutschland GmbH
Kennedyplatz 1
50569 Köln / DE
[2021/21]
Inventor(s)01 / ROSENHAHN, Carsten
Lärchenweg 10
47906 Kempen / DE
02 / MÜLLER, Rolf
Heinrich-Heine-Str.13
47829 Krefeld / DE
03 / SCHAUFLER, Larissa
Spieckermannstr. 2b
45149 Essen / DE
04 / KATHREIN, Christine
Stadtparkinsel 10
41515 Grevenbroich / DE
05 / WEBER-CZAPLIK, Anna
Tersteegenstr. 77
40474 Düsseldorf / DE
06 / KLUPP-TAYLOR, Robin
Schwalbweiher 12a
91301 Forchheim / DE
07 / GOLKAR, Saeedeh
Südweg 8
91077 Neukirchen am Brand / DE
 [2021/21]
Application number, filing date19740366.015.07.2019
[2021/21]
WO2019EP68946
Priority number, dateEP2018018428618.07.2018         Original published format: EP 18184286
[2021/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020016147
Date:23.01.2020
Language:EN
[2020/04]
Type: A1 Application with search report 
No.:EP3823931
Date:26.05.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 23.01.2020 takes the place of the publication of the European patent application.
[2021/21]
Type: B1 Patent specification 
No.:EP3823931
Date:16.03.2022
Language:EN
[2022/11]
Search report(s)International search report - published on:EP23.01.2020
ClassificationIPC:C01G49/06, C09C1/24
[2021/21]
CPC:
C09C1/24 (EP); C01G49/06 (EP); C01P2004/54 (EP);
C01P2004/64 (EP); C01P2006/60 (EP); C01P2006/62 (EP);
C01P2006/63 (EP); C01P2006/64 (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 [2021/21]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:HÄMATITPIGMENTE[2021/21]
English:HEMATITE PIGMENTS[2021/21]
French:PIGMENTS D'HÉMATITE[2021/21]
Entry into regional phase18.02.2021National basic fee paid 
18.02.2021Designation fee(s) paid 
18.02.2021Examination fee paid 
Examination procedure18.02.2021Examination requested  [2021/21]
18.02.2021Date on which the examining division has become responsible
08.12.2021Communication of intention to grant the patent
03.02.2022Fee for grant paid
03.02.2022Fee for publishing/printing paid
03.02.2022Receipt of the translation of the claim(s)
Opposition(s)19.12.2022No opposition filed within time limit [2023/08]
Fees paidRenewal fee
02.08.2021Renewal 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  TooltipHU15.07.2019
AL16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
MK16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IE15.07.2022
LU15.07.2022
IS16.07.2022
PT18.07.2022
CH31.07.2022
LI31.07.2022
[2024/25]
Former [2024/23]AL16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
MK16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IE15.07.2022
LU15.07.2022
IS16.07.2022
PT18.07.2022
CH31.07.2022
LI31.07.2022
Former [2024/20]AL16.03.2022
CY16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IE15.07.2022
LU15.07.2022
IS16.07.2022
PT18.07.2022
CH31.07.2022
LI31.07.2022
Former [2023/33]AL16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IE15.07.2022
LU15.07.2022
IS16.07.2022
PT18.07.2022
CH31.07.2022
LI31.07.2022
Former [2023/21]AL16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
LU15.07.2022
IS16.07.2022
PT18.07.2022
CH31.07.2022
LI31.07.2022
Former [2023/11]AL16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
MC16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/07]AL16.03.2022
DK16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2023/01]AL16.03.2022
EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2022/51]EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
IS16.07.2022
PT18.07.2022
Former [2022/50]EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
PL16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/49]EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SK16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/48]EE16.03.2022
FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/47]FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RO16.03.2022
RS16.03.2022
SE16.03.2022
SM16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
PT18.07.2022
Former [2022/39]FI16.03.2022
HR16.03.2022
LT16.03.2022
LV16.03.2022
RS16.03.2022
SE16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
Former [2022/36]HR16.03.2022
LT16.03.2022
LV16.03.2022
RS16.03.2022
SE16.03.2022
BG16.06.2022
NO16.06.2022
GR17.06.2022
Former [2022/35]HR16.03.2022
LT16.03.2022
RS16.03.2022
SE16.03.2022
BG16.06.2022
NO16.06.2022
Former [2022/33]LT16.03.2022
NO16.06.2022
Cited inInternational search[A]EP0911369  (BAYER AG [DE]) [A] 1-14 * paragraphs [0018] - [0033]; examples 1-7 *;
 [A]EP0997500  (TODA KOGYO CORP [JP]) [A] 1-14 * example 1; claims 1-13; table 3 *;
 [A]US2005274284  (ROSENHAHN CARSTEN [DE], et al) [A] 1-14 * examples 2-4; table 1 *;
 [A]US2006196392  (MEISEN ULRICH [DE], et al) [A] 1-14 * paragraphs [0020] - [0052]; examples 1-3 *;
 [AD]WO2009100767  (ROCKWOOD ITALIA SPA [IT], et al) [AD] 1-14 * page 4, line 6 - page 9, line 15; examples 1-2 *;
 [AD]US2017253745  (CZAPLIK WALDEMAR [DE], et al) [AD] 1-14 * paragraphs [0020] - [0113]; example 1; tables 2-3 *;
 [A]  - TATI NURHAYATI ET AL, "Syntheses of Hematite ([alpha]-Fe2O3) Nanoparticles Using Microwave-Assisted Calcination Method", MATERIALS SCIENCE FORUM, (20130101), vol. 737, doi:10.4028/www.scientific.net/MSF.737.197, pages 197 - 203, XP055537910 [A] 1-14 * "Experimental section";; figures 2-3,5 *

DOI:   http://dx.doi.org/10.4028/www.scientific.net/MSF.737.197
 [A]  - OPUCHOVIC OLGA ET AL, "Historical hematite pigment: Synthesis by an aqueous sol-gel method, characterization and application for the colouration of ceramic gl", CERAMICS INTERNATIONAL, ELSEVIER, AMSTERDAM, NL, (20141209), vol. 41, no. 3, doi:10.1016/J.CERAMINT.2014.11.145, ISSN 0272-8842, pages 4504 - 4513, XP029223518 [A] 1-14 * "Sample preparation", "Results and discussion";; table 2 *

DOI:   http://dx.doi.org/10.1016/j.ceramint.2014.11.145
by applicantEP1106577
 US6503315
 WO2009100767
 US2014134216
 US2017253745
    - Ullmann's Encyclopedia of Industrial Chemistry, VCH Weinheim, (20060000), pages 61 - 67
    - SHEN, QINGSUN, FENGZHI, Wujiyan Gongye, (19970000), vol. 6, pages 5 - 8
    - R. P. GOEHNER, Anal. Chem., (19780000), vol. 50, page 1223
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.