(19)
(11) EP 3 860 383 A1

(12)

(43) Date of publication:
11.08.2021 Bulletin 2021/32

(21) Application number: 19868549.7

(22) Date of filing: 04.10.2019
(51) International Patent Classification (IPC): 
A43B 5/00(2006.01)
A43B 13/18(2006.01)
(86) International application number:
PCT/US2019/054617
(87) International publication number:
WO 2020/072854 (09.04.2020 Gazette 2020/15)
(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: 05.10.2018 US 201862741823 P

(71) Applicant: Worcester Polytechnic Institute
Worcester, MA 01609 (US)

(72) Inventors:
  • BROWN, Christopher A.
    Waterbury Center, Vermont 05667 (US)
  • MULLER, James J.
    Worcester, Massachusetts 01609 (US)
  • PARKER, Winton
    Waitsfield, Vermont 05673 (US)
  • GRANT, Allysa
    Worcester, Massachusetts 01609 (US)
  • CARLTON, Tristin J.
    Coventry, Rhode Island 02816 (US)
  • WORKMAN, Nicholas
    Worcester, Massachusetts 01609 (US)
  • DOYLE, Michael
    Worcester, Massachusetts 01609 (US)
  • SHELSKY, Jessica
    Worcester, Massachusetts 01609 (US)
  • CHEU, Jessica K. Y.
    Worcester, Massachusetts 01609 (US)
  • DUBE, Lorenzo M.
    Worcester, Massachusetts 01609 (US)
  • OPORTO, Pedro D.
    Worcester, Massachusetts 01608 (US)
  • STEEN, Olivia G.
    Worcester, Massachusetts 01609 (US)
  • VICKERY, Andrew R.
    Worcester, Massachusetts 01609 (US)

(74) Representative: Ricker, Mathias 
Wallinger Ricker Schlotter Tostmann Patent- und Rechtsanwälte Partnerschaft mbB Zweibrückenstrasse 5-7
80331 München
80331 München (DE)

   


(54) IMPACT ABSORBING FOOTWEAR APPARATUS