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Extract from the Register of European Patents

EP About this file: EP4259576

EP4259576 - PHOSGENE SYNTHESIS BY CONVERSION OF A GAS MIXTURE CONTAINING CHLORINE AND CARBON MONOXIDE ON AN ORGANIC CATALYST CONTAINING CHLORIDE ANIONS [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  15.09.2023
Database last updated on 13.11.2024
FormerThe international publication has been made
Status updated on  25.06.2022
Formerunknown
Status updated on  12.01.2022
Most recent event   Tooltip16.02.2024Change: Validation statespublished on 20.03.2024  [2024/12]
16.02.2024Change - extension statespublished on 20.03.2024  [2024/12]
Applicant(s)For all designated states
Covestro Deutschland AG
Kaiser-Wilhelm-Allee 60
51373 Leverkusen / DE
[2023/42]
Inventor(s)01 / YOGENDRA, Sivathmeehan
40211 Düsseldorf / DE
02 / HASENSTAB-RIEDEL, Sebastian
14532 Berlin / DE
03 / VOSSNACKER, Patrick
14195 Berlin / DE
04 / WEBER, Rainer
51519 Odenthal / DE
05 / SCHIESSER, Yuliya
53844 Troisdorf / DE
06 / STEINHAUER, Simon
14197 Berlin / DE
07 / KEILHACK, Thomas
12207 Berlin / DE
 [2023/42]
Representative(s)Levpat
c/o Covestro AG
Gebäude K12
51365 Leverkusen / DE
[2023/42]
Application number, filing date21835749.913.12.2021
[2023/42]
WO2021EP85547
Priority number, dateEP2020021393814.12.2020         Original published format: EP 20213938
[2023/42]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2022128950
Date:23.06.2022
Language:DE
[2022/25]
Type: A1 Application with search report 
No.:EP4259576
Date:18.10.2023
Language:DE
The application published by WIPO in one of the EPO official languages on 23.06.2022 takes the place of the publication of the European patent application.
[2023/42]
Search report(s)International search report - published on:EP23.06.2022
ClassificationIPC:C01B32/80
[2023/42]
CPC:
C01B32/80 (EP,US)
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 [2023/42]
TitleGerman:PHOSGENSYNTHESE DURCH UMSETZUNG EINES CHLOR UND KOHLENSTOFFMONOXID ENTHALTENDEN GASGEMISCHES AN ORGANISCHEM, CHLORANION-HALTIGEN KATALYSATOR[2023/42]
English:PHOSGENE SYNTHESIS BY CONVERSION OF A GAS MIXTURE CONTAINING CHLORINE AND CARBON MONOXIDE ON AN ORGANIC CATALYST CONTAINING CHLORIDE ANIONS[2023/42]
French:SYNTHÈSE DE PHOSGÈNE PAR RÉACTION D'UN MÉLANGE GAZEUX CONTENANT DU CHLORE ET DU MONOXYDE DE CARBONE SUR UN CATALYSEUR ORGANIQUE CONTENANT DES ANIONS CHLORE[2023/42]
Entry into regional phase14.07.2023National basic fee paid 
14.07.2023Designation fee(s) paid 
14.07.2023Examination fee paid 
Examination procedure14.07.2023Examination requested  [2023/42]
14.07.2023Date on which the examining division has become responsible
25.01.2024Amendment by applicant (claims and/or description)
Fees paidRenewal fee
29.11.2023Renewal fee patent year 03
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Cited inInternational search[A]DE3327274  (BAYER AG [DE]) [A] 1-19 * example 1; claims 1, 2 *;
 [A]DE102004041777  (BAYER MATERIALSCIENCE AG [DE]) [A] 1-19 * paragraph [0027] - paragraph [0036]; claims 1-9 *;
 [A]WO2006029788  (BASF AG [DE], et al) [A] 1-19* claims 1-15 *
by applicantWO2012130803
    - REICHARDT, C., Solvents and Solvent Effects in Organic Chemistry, Wiley-VCH, (20030000), vol. 3
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.