(19)
(11) EP 3 669 036 A1

(12)

(43) Date of publication:
24.06.2020 Bulletin 2020/26

(21) Application number: 18750041.8

(22) Date of filing: 19.07.2018
(51) International Patent Classification (IPC): 
E04F 15/02(2006.01)
(86) International application number:
PCT/US2018/042823
(87) International publication number:
WO 2019/036146 (21.02.2019 Gazette 2019/08)
(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
Designated Validation States:
KH MA MD TN

(30) Priority: 15.08.2017 US 201762545709 P
27.02.2018 US 201862635745 P
21.05.2018 US 201862674247 P
18.06.2018 US 201816011179
18.06.2018 US 201816011213

(71) Applicant: National Nail Corporation
Grand Rapids, MI 49519-2404 (US)

(72) Inventors:
  • VANDENBERG, Roger A.
    Hudsonville, Michigan 49426 (US)
  • HUTCHINGS, Douglas F.
    Rockford, Michigan 49341 (US)

(74) Representative: Haseltine Lake Kempner LLP 
Lincoln House, 5th Floor 300 High Holborn
London WC1V 7JH
London WC1V 7JH (GB)

   


(54) HIDDEN FASTENER UNIT AND RELATED METHOD OF USE