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Extract from the Register of European Patents

EP About this file: EP3794209

EP3794209 - POLYCRYSTALLINE DIAMOND CUTTER ELEMENT AND EARTH BORING TOOL [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.05.2024
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  02.06.2023
FormerGrant of patent is intended
Status updated on  22.12.2022
FormerExamination is in progress
Status updated on  10.12.2021
FormerRequest for examination was made
Status updated on  19.02.2021
FormerThe international publication has been made
Status updated on  22.11.2019
Formerunknown
Status updated on  28.05.2019
Most recent event   Tooltip05.09.2025Lapse of the patent in a contracting state
New state(s): CY, HU		published on 08.10.2025  [2025/41]
Applicant(s)For all designated states
Element Six (UK) Limited
Global Innovation Centre
Fermi Avenue
Harwell Oxford
Didcot, Oxfordshire OX11 0QR / GB
For all designated states
Baker Hughes Holdings LLC
17021 Aldine Westfield Road
Houston, TX 77073 / US
[2023/22]
Former [2021/12]For all designated states
Element Six (UK) Limited
Global Innovation Centre
Fermi Avenue
Harwell Oxford
Didcot, Oxfordshire OX11 0QR / GB
For all designated states
Baker Hughes Holdings LLC
2929 Allen Parkway Suite 2100
Houston TX 77019-2118 / US
Inventor(s)01 / SPITS, Raymond Anthony
Element Six Global Innovation Centre
Fermi Avenue
Harwell Campus, Didcot
Oxfordshire OX11 0QR / GB
02 / DOLAN, Gerard
Element Six US Corporation
24900 Pitkin Road
Suite 190
Spring, Texas 77386 / US
03 / LOPEZ LOPEZ, Emilio
c/o Element Six Global Innovation Centre
Fermi Avenue
Harwell Campus, Didcot
Oxfordshire OX11 0QR / GB
04 / JI, Changzheng
Element Six Global Innovation Centre
Fermi Avenue
Harwell Campus, Didcot
Oxfordshire OX11 0QR / GB
05 / LYONS, Nicholas J.
Baker Hughes, A GE Company,
LLC 2929 Allen Parkway, Suite 2100
Houston, Texas 77019-2118 / US
06 / IZBINSKI, Konrad
Baker Hughes, A GE Company
LLC 2929 Allen Parkway, Suite 2100
Houston, Texas 77019-2118 / US
 [2023/27]
Former [2021/12]01 / SPITS, Raymond Anthony
Element Six Global Innovation Centre Fermi Avenue
Harwell Campus Didcot
Oxfordshire OX11 0QR / GB
02 / DOLAN, Gerard
Element Six US Corporation 24900 Pitkin Road
Suite 190
Spring, Texas 77386 / US
03 / LOPEZ LOPEZ, Emilio
c/o Element Six Global Innovation Centre Fermi
Avenue, Harwell Campus Didcot
Oxfordshire OX11 0QR / GB
04 / JI, Changzheng
Element Six Global Innovation Centre Fermi Avenue
Harwell Campus Didcot
Oxfordshire OX11 0QR / GB
05 / LYONS, Nicholas J.
Baker Hughes, A GE Company, LLC 2929 Allen
Parkway, Suite 2100
Houston, Texas 77019-2118 / US
06 / IZBINSKI, Konrad
Baker Hughes, A GE Company, LLC 2929 Allen
Parkway, Suite 2100
Houston, Texas 77019-2118 / US
Representative(s)Reeve, Anna Elizabeth
Element Six (UK) Limited
Group Intellectual Property
Global Innovation Centre
Harwell Oxford
Didcot Oxfordshire OX11 0QR / GB
[2023/27]
Former [2021/12]Reeve, Anna Elizabeth
Element Six Limited
Group Intellectual Property
Fermi Avenue
Harwell Campus
Didcot Oxfordshire OX11 0QR / GB
Application number, filing date19725144.017.05.2019
[2021/12]
WO2019EP62792
Priority number, dateUS201862673551P18.05.2018         Original published format: US 201862673551 P
[2021/12]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019219906
Date:21.11.2019
Language:EN
[2019/47]
Type: A1 Application with search report 
No.:EP3794209
Date:24.03.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 21.11.2019 takes the place of the publication of the European patent application.
[2021/12]
Type: B1 Patent specification 
No.:EP3794209
Date:05.07.2023
Language:EN
[2023/27]
Search report(s)International search report - published on:EP21.11.2019
ClassificationIPC:E21B10/567
[2021/12]
CPC:
E21B10/567 (EP,GB,US); E21B10/5676 (GB,US); E21B10/5735 (GB,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 [2021/12]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:POLYKRISTALLINES DIAMANT-SCHNEIDELEMENT UND EIN ERDBOHRWERKZEUG[2023/01]
English:POLYCRYSTALLINE DIAMOND CUTTER ELEMENT AND EARTH BORING TOOL[2021/12]
French:ELÉMENT DE COUPE EN DIAMANT POLYCRISTALLIN ET UN OUTIL DE FORAGE[2023/01]
Former [2021/12]POLYKRISTALLINES DIAMANTSCHNEIDELEMENT UND ERDBOHRWERKZEUG
Former [2021/12]ÉLÉMENT DE COUPE EN DIAMANT POLYCRISTALLIN ET OUTIL DE FORAGE DE TERRAIN
Entry into regional phase02.12.2020National basic fee paid 
02.12.2020Designation fee(s) paid 
02.12.2020Examination fee paid 
Examination procedure02.12.2020Amendment by applicant (claims and/or description)
02.12.2020Examination requested  [2021/12]
02.12.2020Date on which the examining division has become responsible
10.12.2021Despatch of a communication from the examining division (Time limit: M06)
20.06.2022Reply to a communication from the examining division
23.12.2022Communication of intention to grant the patent
24.04.2023Fee for grant paid
24.04.2023Fee for publishing/printing paid
24.04.2023Receipt of the translation of the claim(s)
Opposition(s)08.04.2024No opposition filed within time limit [2024/24]
Fees paidRenewal fee
18.05.2021Renewal fee patent year 03
25.05.2022Renewal fee patent year 04
26.05.2023Renewal fee patent year 05
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  TooltipCY17.05.2019
HU17.05.2019
AT05.07.2023
BG05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
IT05.07.2023
LT05.07.2023
LV05.07.2023
MC05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SI05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
[2025/41]
Former [2025/07]AT05.07.2023
BG05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
IT05.07.2023
LT05.07.2023
LV05.07.2023
MC05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SI05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/51]AT05.07.2023
BG05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
IT05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SI05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/36]AT05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
IT05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SI05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/26]AT05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
IT05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/23]AT05.07.2023
CZ05.07.2023
DK05.07.2023
EE05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SK05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/22]AT05.07.2023
CZ05.07.2023
DK05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RO05.07.2023
RS05.07.2023
SE05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/20]AT05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RS05.07.2023
SE05.07.2023
SM05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/10]AT05.07.2023
ES05.07.2023
FI05.07.2023
HR05.07.2023
LT05.07.2023
LV05.07.2023
NL05.07.2023
PL05.07.2023
RS05.07.2023
SE05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
PT06.11.2023
Former [2024/09]AT05.07.2023
ES05.07.2023
FI05.07.2023
LT05.07.2023
NL05.07.2023
SE05.07.2023
NO05.10.2023
GR06.10.2023
IS05.11.2023
Former [2024/08]LT05.07.2023
NL05.07.2023
NO05.10.2023
GR06.10.2023
Former [2024/05]NL05.07.2023
Cited inInternational search[AD] US8590643  (SMALLMAN CLINT GUY et al.)
 [A] US8978789  (SANI MOHAMMAD N et al.)
by applicantUS8590643
 US9428967
 US5766394
 US6446740
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.