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

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
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: EP3569674

EP3569674 - TREATMENT FLUID COMPRISING A THERMALLY-ACTIVATED, HIGH TEMPERATURE PARTICULATE SUSPENDING AGENT [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  20.06.2024
Database last updated on 29.10.2024
FormerThe patent has been granted
Status updated on  14.07.2023
FormerGrant of patent is intended
Status updated on  13.03.2023
FormerExamination is in progress
Status updated on  02.10.2020
FormerRequest for examination was made
Status updated on  27.03.2020
FormerThe application has been published
Status updated on  18.10.2019
Most recent event   Tooltip02.08.2024Lapse of the patent in a contracting state
New state(s): BE, IT, SI		published on 04.09.2024  [2024/36]
Applicant(s)For all designated states
Halliburton Energy Services Inc.
10200 Bellaire Boulevard
Houston, Texas 77072 / US
[2019/47]
Inventor(s)01 / Funkhouser, Gary P.
2600 S. 2nd Street
Duncan, OK Oklahoma 73536 / US
 [2019/47]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastraße 30
81925 München / DE
[2019/47]
Application number, filing date19184127.912.09.2013
[2019/47]
Priority number, dateUS20121362200518.09.2012         Original published format: US201213622005
[2019/47]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3569674
Date:20.11.2019
Language:EN
[2019/47]
Type: B1 Patent specification 
No.:EP3569674
Date:16.08.2023
Language:EN
[2023/33]
Search report(s)(Supplementary) European search report - dispatched on:EP26.09.2019
ClassificationIPC:C09K8/42, E21B21/00, C09K8/12, C09K8/40, C09K8/68, C04B28/02
[2019/47]
CPC:
C09K8/40 (EP,US); C04B28/02 (EP,US); C09K8/12 (EP,US);
C09K8/424 (EP,US); C09K8/467 (EP,US); C09K8/68 (EP,US);
C09K8/70 (EP,US); C09K2208/18 (EP,US) (-)
C-Set:
C04B28/02, C04B2103/0062 (EP,US);
C04B28/02, C04B24/163 (US,EP);
C04B28/02, C04B24/2641 (US,EP);
C04B28/02, C04B24/2652 (US,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 [2020/18]
Former [2019/47]AL,  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 
TitleGerman:BEHANDLUNGSFLÜSSIGKEIT MIT EINEM THERMISCH AKTIVIERTEN HOCHTEMPERATUR-TEILCHENSUSPENSIONSMITTEL[2019/47]
English:TREATMENT FLUID COMPRISING A THERMALLY-ACTIVATED, HIGH TEMPERATURE PARTICULATE SUSPENDING AGENT[2019/47]
French:FLUIDE DE TRAITEMENT COMPRENANT UN AGENT DE SUSPENSION DE PARTICULES À HAUTE TEMPÉRATURE ET À ACTIVATION THERMIQUE[2019/47]
Examination procedure19.03.2020Examination requested  [2020/18]
19.03.2020Date on which the examining division has become responsible
14.05.2020Amendment by applicant (claims and/or description)
02.10.2020Despatch of a communication from the examining division (Time limit: M04)
21.10.2020Reply to a communication from the examining division
30.06.2021Despatch of a communication from the examining division (Time limit: M04)
29.09.2021Reply to a communication from the examining division
13.03.2023Communication of intention to grant the patent
10.07.2023Fee for grant paid
10.07.2023Fee for publishing/printing paid
10.07.2023Receipt of the translation of the claim(s)
Parent application(s)   TooltipEP13838407.8  / EP2892972
Opposition(s)17.05.2024No opposition filed within time limit [2024/30]
Fees paidRenewal fee
03.07.2019Renewal fee patent year 03
03.07.2019Renewal fee patent year 04
03.07.2019Renewal fee patent year 05
03.07.2019Renewal fee patent year 06
03.07.2019Renewal fee patent year 07
07.07.2020Renewal fee patent year 08
02.07.2021Renewal fee patent year 09
07.07.2022Renewal fee patent year 10
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  TooltipAT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
IT16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SI16.08.2023
SK16.08.2023
SM16.08.2023
IE12.09.2023
LU12.09.2023
BE30.09.2023
CH30.09.2023
FR16.10.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
DE03.04.2024
[2024/36]
Former [2024/34]AT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
IE12.09.2023
LU12.09.2023
CH30.09.2023
FR16.10.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
DE03.04.2024
Former [2024/33]AT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
IE12.09.2023
LU12.09.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
DE03.04.2024
Former [2024/28]AT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
MC16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
LU12.09.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/25]AT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
LU12.09.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/23]AT16.08.2023
CZ16.08.2023
DK16.08.2023
EE16.08.2023
ES16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SK16.08.2023
SM16.08.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/22]AT16.08.2023
CZ16.08.2023
DK16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
NL16.08.2023
PL16.08.2023
RO16.08.2023
RS16.08.2023
SE16.08.2023
SM16.08.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/20]AT16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
NL16.08.2023
PL16.08.2023
RS16.08.2023
SE16.08.2023
SM16.08.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/10]AT16.08.2023
FI16.08.2023
HR16.08.2023
LT16.08.2023
LV16.08.2023
NL16.08.2023
PL16.08.2023
RS16.08.2023
SE16.08.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
PT18.12.2023
Former [2024/09]AT16.08.2023
FI16.08.2023
LT16.08.2023
NL16.08.2023
SE16.08.2023
NO16.11.2023
GR17.11.2023
IS16.12.2023
Former [2024/08]LT16.08.2023
NL16.08.2023
NO16.11.2023
GR17.11.2023
Documents cited:Search[A]WO8911867  (US HEALTH [US]) [A] 1-4 * claim 16 *;
 [A]WO0240828  (STATOIL ASA [NO], et al) [A] 1-4 * claim claims *;
 [A]US2004182577  (CHATTERJI JITEN [US], et al) [A] 1-4 * the whole document *;
 [Y]US2007281870  (ROBB IAN D [US], et al) [Y] 1-4 * claims * * paragraph [0023] *;
 [A]US2010089581  (NGUYEN PHILIP D [US], et al) [A] 1-4 * claims *;
 [Y]US2011269651  (BISMARCK ALEXANDER [GB], et al) [Y] 1-4 * claims *;
 [AP]WO2013009873  (NASA [US], et al) [AP] 1-4* claims 1, 6 *
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.