(19)
(11) EP 3 083 140 A1

(12)

(43) Date of publication:
26.10.2016 Bulletin 2016/43

(21) Application number: 14871298.7

(22) Date of filing: 18.12.2014
(51) International Patent Classification (IPC): 
B24B 37/22(2012.01)
(86) International application number:
PCT/US2014/071095
(87) International publication number:
WO 2015/095489 (25.06.2015 Gazette 2015/25)
(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
Designated Extension States:
BA ME

(30) Priority: 20.12.2013 JP 2013263590

(71) Applicant: 3M Innovative Properties Company
St. Paul, MN 55133-3427 (US)

(72) Inventor:
  • YAMAHARA, Michihiro
    Shinagawa-ku Tokyo 141-8684 (JP)

(74) Representative: De Clercq & Partners 
Edgard Gevaertdreef 10a
9830 Sint-Martens-Latem
9830 Sint-Martens-Latem (BE)

   


(54) POLISHING CUSHION, POLISHING APPARATUS, POLISHING METHOD, AND ARTICLE INCLUDING OBJECT POLISHED BY THE POLISHING METHOD