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: EP2931462

EP2931462 - METHOD OF MACHINING A ROTOR WITH VARIABLE-LEAD SCREW [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  24.06.2022
Database last updated on 19.10.2024
FormerThe patent has been granted
Status updated on  16.07.2021
FormerGrant of patent is intended
Status updated on  08.03.2021
FormerExamination is in progress
Status updated on  17.08.2018
Most recent event   Tooltip06.09.2024Lapse of the patent in a contracting state
New state(s): MT		published on 09.10.2024  [2024/41]
Applicant(s)For all designated states
Precision Technologies Group (PTG) Limited
Harbour Lane North
Milnrow
Rochdale, Lancashire OL16 3LQ / GB
[2015/43]
Inventor(s)01 / DAVEY, Daniel William
c/o Precision Components Ltd
Holroyd
Harbour Lane North
Milnrow
Rochdale Lancashire OL16 3LQ / GB
 [2015/43]
Representative(s)Dauncey, Mark Peter, et al
Marks & Clerk LLP
1 New York Street
Manchester M1 4HD / GB
[2021/33]
Former [2015/43]Warner, Thomas Andrew
Marks & Clerk LLP
1 New York Street
Manchester M1 4HD / GB
Application number, filing date13808183.112.12.2013
[2015/43]
WO2013GB53271
Priority number, dateGB2012002238712.12.2012         Original published format: GB 201222387
[2015/43]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2014091232
Date:19.06.2014
Language:EN
[2014/25]
Type: A1 Application with search report 
No.:EP2931462
Date:21.10.2015
Language:EN
The application published by WIPO in one of the EPO official languages on 19.06.2014 takes the place of the publication of the European patent application.
[2015/43]
Type: B1 Patent specification 
No.:EP2931462
Date:18.08.2021
Language:EN
[2021/33]
Search report(s)International search report - published on:EP19.06.2014
ClassificationIPC:B23F15/08
[2015/43]
CPC:
B23F15/08 (EP,GB,US); F04C18/16 (GB,US); B24B19/022 (EP,US);
F04C18/08 (US); F04C18/084 (GB,US); F04C2/08 (US);
F04C2/084 (EP,US); F04C2/16 (EP,US); F04C2230/10 (EP,GB,US);
F04C2240/20 (EP,US); Y10T409/107473 (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 [2015/43]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERFAHREN ZUR BEARBEITUNG EINES ROTORS MIT EINER VARIABLEN FÜHRUNGSSCHRAUBE[2015/43]
English:METHOD OF MACHINING A ROTOR WITH VARIABLE-LEAD SCREW[2015/43]
French:PROCÉDÉ D'USINAGE D'UN ROTOR COMPRENANT UNE VIS À PAS VARIABLE[2015/43]
Entry into regional phase10.06.2015National basic fee paid 
10.06.2015Designation fee(s) paid 
10.06.2015Examination fee paid 
Examination procedure10.06.2015Examination requested  [2015/43]
26.02.2016Amendment by applicant (claims and/or description)
16.08.2018Despatch of a communication from the examining division (Time limit: M06)
22.02.2019Reply to a communication from the examining division
09.03.2021Communication of intention to grant the patent
09.07.2021Fee for grant paid
09.07.2021Fee for publishing/printing paid
09.07.2021Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  16.08.2018
Opposition(s)19.05.2022No opposition filed within time limit [2022/30]
Fees paidRenewal fee
10.12.2015Renewal fee patent year 03
13.12.2016Renewal fee patent year 04
12.12.2017Renewal fee patent year 05
12.12.2018Renewal fee patent year 06
13.12.2019Renewal fee patent year 07
14.12.2020Renewal fee patent year 08
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  TooltipHU12.12.2013
AL18.08.2021
CY18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
MK18.08.2021
MT18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
[2024/41]
Former [2024/22]HU12.12.2013
AL18.08.2021
CY18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
MK18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/30]HU12.12.2013
AL18.08.2021
CY18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/29]HU12.12.2013
AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/03]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/01]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
BE31.12.2021
FR31.12.2021
Former [2022/48]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IE12.12.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
Former [2022/46]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
LU12.12.2021
IS18.12.2021
PT20.12.2021
Former [2022/36]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SI18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/33]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
MC18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/29]AL18.08.2021
CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/26]CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SK18.08.2021
SM18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/24]CZ18.08.2021
DK18.08.2021
EE18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
NL18.08.2021
PL18.08.2021
RO18.08.2021
RS18.08.2021
SE18.08.2021
SK18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/21]DK18.08.2021
ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
NL18.08.2021
PL18.08.2021
RS18.08.2021
SE18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/16]ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
NL18.08.2021
PL18.08.2021
RS18.08.2021
SE18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/10]ES18.08.2021
FI18.08.2021
HR18.08.2021
LT18.08.2021
LV18.08.2021
PL18.08.2021
RS18.08.2021
SE18.08.2021
BG18.11.2021
NO18.11.2021
GR19.11.2021
IS18.12.2021
PT20.12.2021
Former [2022/09]ES18.08.2021
FI18.08.2021
LT18.08.2021
RS18.08.2021
SE18.08.2021
BG18.11.2021
NO18.11.2021
PT20.12.2021
Former [2022/08]ES18.08.2021
FI18.08.2021
LT18.08.2021
SE18.08.2021
BG18.11.2021
NO18.11.2021
Former [2022/07]LT18.08.2021
NO18.11.2021
Cited inInternational search[I]US2004111884  (STEFFENS RALF [DE]) [I] 1-17 * the whole document *;
 [I]JPH10311288  (T D GIKEN KK) [I] 13,14 * abstract *;
 [I]WO2011096274  (UNIV TOHOKU NAT UNIV CORP [JP], et al) [I] 13 * abstract *;
 [IA]DE2157412  (WANDERER WERKE AG) [I] 13 * the whole document * [A] 1-12,14-17;
 [A]DE102008035525  (KAPP GMBH [DE]) [A] 1-17 * the whole document *;
 [A]  - LORENZ M, Schleifen von Schraubenrotoren, VDI BERICHTE, DUESSELDORF, DE, PAGE(S) 281 - 303, (19900101), ISSN 0083-5560, XP003031329 [A] 1-17 * the whole document *
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.