(19)
(11) EP 3 473 774 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
22.12.2021 Bulletin 2021/51

(45) Mention of the grant of the patent:
13.10.2021 Bulletin 2021/41

(21) Application number: 18200931.6

(22) Date of filing: 17.10.2018
(51) International Patent Classification (IPC): 
E21B 25/18(2006.01)
E02D 1/04(2006.01)
 E21B 49/02(2006.01)
G01N 1/08(2006.01)
(52) Cooperative Patent Classification (CPC):
E21B 25/18; E21B 49/025; G01N 1/08; E02D 1/04

(54)

PISTON CORER AND METHOD OF ACQUIRING A SOIL SAMPLE

KOLBENKERNER UND VERFAHREN ZUR AUFNAHME EINER BODENPROBE

COURONNE DE PISTON ET PROCÉDÉ D'ACQUISITION D'UN ÉCHANTILLON DE SOL

(84) Designated Contracting States:
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

(30) Priority: 18.10.2017 NL 2019760

(43) Date of publication of application:
24.04.2019 Bulletin 2019/17

(73) Proprietor: FNV IP B.V.
2264 SG Leidschendam (NL)

(72) Inventors:
  • LOOIJEN, Peter Nicolaas
    2492 WV Den Haag (NL)
  • BRABANDER, Adrianus Petrus Maria
    2672 DK Naaldwijk (NL)

(74) Representative: Nederlandsch Octrooibureau 
P.O. Box 29720
2502 LS The Hague
2502 LS The Hague (NL)


(56) References cited: : 
DE-A1- 3 203 667
US-A1- 2016 153 869
 NL-C1- 1 004 477
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).