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
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
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: EP2021890

EP2021890 - METHOD FOR MONITORING THE LOAD ON ROTOR BLADES OF WIND ENERGY INSTALLATIONS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.08.2020
Database last updated on 03.06.2024
FormerThe patent has been granted
Status updated on  30.08.2019
FormerGrant of patent is intended
Status updated on  03.06.2019
FormerExamination is in progress
Status updated on  24.02.2017
Most recent event   Tooltip24.06.2022Lapse of the patent in a contracting state
New state(s): CY, HU, MT		published on 27.07.2022  [2022/30]
Applicant(s)For all designated states
Weidmüller Monitoring Systems GmbH
Else-Sander-Str. 8
01099 Dresden / DE
[2017/11]
Former [2009/07]For all designated states
Igus - Innovative Technische Systeme GmbH
Else-Sander-Strasse 6
01099 Dresden / DE
Inventor(s)01 / VOLKMER, Peter
Radeburger Strasse 151
01109 Dresden / DE
 [2009/07]
Representative(s)Kleine, Hubertus, et al
Loesenbeck - Specht - Dantz
Patent- und Rechtsanwälte
Am Zwinger 2
33602 Bielefeld / DE
[2019/40]
Former [2009/26]Lippert, Stachow & Partner
Patentanwälte Krenkelstrasse 3
01309 Dresden / DE
Former [2009/07]Lippert, Stachow & Partner
Patentanwälte Krenkelstrasse 3
01309 Dresden / DE
Application number, filing date07722429.315.05.2007
[2009/07]
WO2007DE00881
Priority number, dateDE2006102288415.05.2006         Original published format: DE102006022884
[2009/07]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2007131489
Date:22.11.2007
Language:DE
[2007/47]
Type: A1 Application with search report 
No.:EP2021890
Date:11.02.2009
Language:DE
The application published by WIPO in one of the EPO official languages on 22.11.2007 takes the place of the publication of the European patent application.
[2009/07]
Type: B1 Patent specification 
No.:EP2021890
Date:02.10.2019
Language:DE
[2019/40]
Search report(s)International search report - published on:EP22.11.2007
ClassificationIPC:G05B23/02, F03D7/02, G01M5/00, F03D17/00
[2017/03]
CPC:
G01M5/0066 (EP,US); F03D17/00 (EP,US); F03D7/0224 (EP,US);
F03D7/0264 (EP,US); G01M5/0033 (EP,US); F05B2270/331 (EP,US);
F05B2270/334 (EP,US); F05B2270/807 (EP,US); Y02E10/72 (EP,US) (-)
Former IPC [2009/07]G05B23/02
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MT,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2019/40]
Former [2009/07]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IS,  IT,  LI,  LT,  LU,  LV,  MC,  MT,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
Extension statesALNot yet paid
BANot yet paid
HRNot yet paid
MKNot yet paid
RSNot yet paid
TitleGerman:VERFAHREN ZUR ÜBERWACHUNG DER BEANSPRUCHUNG VON ROTORBLÄTTERN VON WINDKRAFTANLAGEN[2009/07]
English:METHOD FOR MONITORING THE LOAD ON ROTOR BLADES OF WIND ENERGY INSTALLATIONS[2009/07]
French:PROCEDE DE SURVEILLANCE DES CONTRAINTES DE PALES DE ROTOR D'EOLIENNES[2009/07]
Entry into regional phase08.12.2008National basic fee paid 
08.12.2008Designation fee(s) paid 
08.12.2008Examination fee paid 
Examination procedure08.12.2008Examination requested  [2009/07]
24.01.2011Despatch of a communication from the examining division (Time limit: M04)
01.06.2011Reply to a communication from the examining division
14.02.2017Despatch of a communication from the examining division (Time limit: M04)
22.06.2017Reply to a communication from the examining division
04.06.2019Communication of intention to grant the patent
19.08.2019Fee for grant paid
19.08.2019Fee for publishing/printing paid
19.08.2019Receipt 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  24.01.2011
Opposition(s)03.07.2020No opposition filed within time limit [2020/37]
Fees paidRenewal fee
29.05.2009Renewal fee patent year 03
23.03.2010Renewal fee patent year 04
27.05.2011Renewal fee patent year 05
29.03.2012Renewal fee patent year 06
28.08.2013Renewal fee patent year 07
02.06.2014Renewal fee patent year 08
01.06.2015Renewal fee patent year 09
31.05.2016Renewal fee patent year 10
27.04.2017Renewal fee patent year 11
30.04.2018Renewal fee patent year 12
27.05.2019Renewal fee patent year 13
Penalty fee
Additional fee for renewal fee
31.05.201307   M06   Fee paid on   28.08.2013
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  TooltipHU15.05.2007
CY02.10.2019
CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
MT02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
TR02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
AT15.05.2020
IE15.05.2020
LU15.05.2020
BE31.05.2020
CH31.05.2020
FR31.05.2020
LI31.05.2020
[2022/27]
Former [2022/26]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
TR02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
AT15.05.2020
IE15.05.2020
LU15.05.2020
BE31.05.2020
CH31.05.2020
FR31.05.2020
LI31.05.2020
Former [2021/37]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
AT15.05.2020
IE15.05.2020
LU15.05.2020
BE31.05.2020
CH31.05.2020
FR31.05.2020
LI31.05.2020
Former [2021/23]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
IE15.05.2020
LU15.05.2020
BE31.05.2020
CH31.05.2020
FR31.05.2020
LI31.05.2020
Former [2021/20]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
IE15.05.2020
LU15.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/15]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
LU15.05.2020
CH31.05.2020
LI31.05.2020
Former [2021/12]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
MC02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
CH31.05.2020
LI31.05.2020
Former [2021/08]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
CH31.05.2020
LI31.05.2020
Former [2020/51]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SI02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
Former [2020/39]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
IT02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
Former [2020/37]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
SK02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
Former [2020/36]CZ02.10.2019
EE02.10.2019
ES02.10.2019
FI02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
RO02.10.2019
SE02.10.2019
BG02.01.2020
GR03.01.2020
IS02.02.2020
PT03.02.2020
Former [2020/25]CZ02.10.2019
ES02.10.2019
FI02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
SE02.10.2019
BG02.01.2020
GR03.01.2020
PT03.02.2020
IS24.02.2020
Former [2020/24]ES02.10.2019
FI02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
SE02.10.2019
BG02.01.2020
GR03.01.2020
PT03.02.2020
IS24.02.2020
Former [2020/23]ES02.10.2019
FI02.10.2019
LT02.10.2019
LV02.10.2019
NL02.10.2019
PL02.10.2019
SE02.10.2019
BG02.01.2020
GR03.01.2020
PT03.02.2020
Former [2020/22]FI02.10.2019
LT02.10.2019
NL02.10.2019
SE02.10.2019
BG02.01.2020
PT03.02.2020
Former [2020/20]NL02.10.2019
Cited inInternational search[Y]WO9936695  (DANCONTROL ENG AS [DK], et al) [Y] 4 * page 5, line 20 - line 24 *;
 [DA]DE10065314  (IGUS INGENIEURGEMEINSCHAFT UMW [DE]);
 [XY]WO02075153  (WOBBEN ALOYS [DE]) [X] 1-3,5,10 * page 5, line 1 - page 7, line 24 * [Y] 4;
 [A]  - JEFFRIES W Q ET AL, "Experience with bicoherence of electrical power for condition monitoring of wind turbine blades", IEE PROCEEDINGS: VISION, IMAGE AND SIGNAL PROCESSING, INSTITUTION OF ELECTRICAL ENGINEERS, GB, (19980624), vol. 145, no. 3, ISSN 1350-245X, pages 141 - 148, XP006011570

DOI:   http://dx.doi.org/10.1049/ip-vis:19982013
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.