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Extract from the Register of European Patents

EP About this file: EP3810423

EP3810423 - ALKOXYLATED ALKYL AMINE POLYESTERS AS POUR POINT DEPRESSANTS FOR FUELS [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  02.09.2022
Database last updated on 31.08.2024
FormerRequest for examination was made
Status updated on  26.03.2021
FormerThe international publication has been made
Status updated on  14.12.2019
Most recent event   Tooltip02.07.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Huntsman Petrochemical LLC
10003 Woodloch Forest Drive
The Woodlands, TX 77380 / US
[2021/17]
Inventor(s)01 / ZHAO, Haibo
10003 Woodloch Forest Drive
The Woodlands, Texas 77380 / US
 [2021/17]
Representative(s)Lee, Alexander Mark
Huntsman (Europe) BV
Grijpenlaan 18
3300 Tienen / BE
[N/P]
Former [2021/17]Van den Broeck, Kristel Alice, et al
Huntsman (Europe) BVBA
Intellectual Property Department
Everslaan 45
3078 Everberg / BE
Application number, filing date19816166.306.06.2019
[2021/17]
WO2019US35685
Priority number, dateUS201862682195P08.06.2018         Original published format: US 201862682195 P
[2021/17]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019236779
Date:12.12.2019
Language:EN
[2019/50]
Type: A1 Application with search report 
No.:EP3810423
Date:28.04.2021
Language:EN
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.
[2021/17]
Search report(s)International search report - published on:US12.12.2019
(Supplementary) European search report - dispatched on:EP31.01.2022
ClassificationIPC:C10L1/222, C08G63/685, C10L1/238, C10L1/2387, C10L10/14, C08G63/553, C08G63/672
[2022/09]
CPC:
C10L1/238 (EP,KR,US); C08G63/6856 (EP,US); C08G63/553 (EP);
C08G63/672 (EP); C08G65/2624 (EP); C08G65/3322 (EP);
C10L1/2225 (EP); C10L1/2381 (KR); C10L1/2387 (EP,KR);
C10L10/14 (EP,KR); C10L10/16 (US); C10L2200/0446 (EP) (-)
Former IPC [2021/17]B32B27/32, B32B37/12, C10L1/222
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 [2021/17]
TitleGerman:ALKOXYLIERTE ALKYLAMINPOLYESTER ALS STOCKPUNKTERNIEDRIGER FÜR KRAFTSTOFFE[2021/17]
English:ALKOXYLATED ALKYL AMINE POLYESTERS AS POUR POINT DEPRESSANTS FOR FUELS[2021/17]
French:POLYESTERS D'AMINE D'ALKYLE ALCOXYLÉS UTILISÉS COMME ABAISSEURS DE POINT D'ÉCOULEMENT DESTINÉS À DES CARBURANTS[2021/17]
Entry into regional phase11.01.2021National basic fee paid 
11.01.2021Search fee paid 
11.01.2021Designation fee(s) paid 
11.01.2021Examination fee paid 
Examination procedure11.01.2021Examination requested  [2021/17]
11.05.2022Amendment by applicant (claims and/or description)
31.08.2022Despatch of a communication from the examining division (Time limit: M04)
03.11.2022Reply to a communication from the examining division
05.06.2023Despatch of a communication from the examining division (Time limit: M04)
18.08.2023Reply to a communication from the examining division
01.02.2024Despatch of a communication from the examining division (Time limit: M04)
24.05.2024Reply to a communication from the examining division
Fees paidRenewal fee
30.06.2021Renewal fee patent year 03
30.06.2022Renewal fee patent year 04
30.06.2023Renewal fee patent year 05
01.07.2024Renewal fee patent year 06
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[X]EP0035263  (HENKEL KGAA [DE]) [X] 1,2,4-9,11-13,15-17 * claims 1-5, 7-10, 12, 14; ex. 1-2, 10, 12 *;
 [X]US4781730  (STOLDT STEPHEN H [US], et al) [X] 1-13,15,17 * claims 1-6, 9-15, 17; ex. I, II, VI; col. 25, l. 26-29 *;
 [X]EP0464489  (BASF AG [DE]) [X] 1,2,4-9,13-15,17 * claims 1-3 *;
 [X]US5284495  (BAILLARGEON DAVID J [US], et al) [X] 1,2,4,6-9,11-17* claims 1, 5, 8, 10, 13, 15, 16, 20, 23; col. 7, l. 49-52 *
International search[AD]US3982909  (HOLLYDAY JR WILLIAM C) [AD] 1-19 * ; abstract; column 3, lines 16-46 *;
 [A]US4391610  (SUNG RODNEY L, et al) [A] 1-19 * ; abstract; column 4, lines 1-28 *;
 [A]US5421993  (HILLE MARTIN [DE], et al) [A] 1-19 * ; abstract; column 1, lines 33-65 *;
 [A]US6060625  (SU WEI-YANG [US], et al) [A] 1-19 * ; column 1, lines 66-67; column 2, lines 1-24 *;
 [A]US8034979  (ZHU SHAWN [US], et al) [A] 1-19 * ; column 6, lines 6-28, lines 55-67 *;
 [AD]US9587188  (SHARKO PAUL THEODORE [US], et al) [AD] 1-19* ; abstract; column 1, lines 57-67; column 1, lines 1-26 *;
 [A]US9919498  (JOKISCH CARL [DE], et al) [A] 1-19 * ; abstract; column 12, lines 34-50 *
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.