SOLE ASSEMBLY FOR AN ARTICLE OF FOOTWEAR

(19)

(11)

EP 3 081 110 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	18.01.2017 Bulletin 2017/03

(43)	Date of publication A2:
	19.10.2016 Bulletin 2016/42

(21)	Application number: 16165610.3

(22)	Date of filing: 15.04.2016

(51)

International Patent Classification (IPC):

A43B 13/12^(2006.01)
A43B 5/06^(2006.01)

A43B 13/18^(2006.01)

(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:
	MA MD

(30)

Priority:

17.04.2015 US 201514689300

(71)	Applicant: Wolverine Outdoors, Inc.
	Rockford MI 49351 (US)

(72)	Inventors:
	JESSIMAN, Alexander W. Newton, MA 02464 (US) WHITE, J. Spencer North Easton, MA 02356 (US) PAULSON, Andrea A. Arlington, MA 02474 (US) MAHONEY, Christopher J. Concord, MA M01742 (US) O'MALLEY, Patrick G. Newton, MA 02460 (US)

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

(54)	SOLE ASSEMBLY FOR AN ARTICLE OF FOOTWEAR

(57) A footwear construction having a strobel-stitched bottomed upper and a sole assembly with a topsole disposed above the strobel board. The topsole is manufactured from a foam having an average modulus at a stress of 535 kilopascals of from about 750 kilopascals to about 950 kilopascals. The foam also has an energy efficiency of at least about 78%, and a dynamic compression set of less than about 10%. The sole assembly may include an inner sole disposed above the topsole. The inner sole may be manufactured from EVA foam. The topsole may have a thickness of at least 1mm, the inner sole may have a thickness of at least 3mm, and the total thickness of the topsole and inner sole may be at least 5mm. The sole assembly may include a midsole, and possibly an outsole, disposed below the strobel board.

Search report

Search report