Patent · US Expired

In-line skate

US5380020A · kind A · utility

55Cited by

10References

5Claims

0Family size

Assignee

Rollerblade, Inc. · US

Inventors

Michel D. Arney · Wellesley, US
Carl L. Madore · Portland, US
Andrzej M. Malewicz · Minneapolis, US

Key dates

Filing date	Jan 28, 1993
Grant date	Jan 10, 1995
Priority date	—
Expiry date	Jan 28, 2013

Classification

Technology area (CPC A)Human Necessities
CPC primaryA43B5/1666
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

An in-line skate includes a boot lower and a frame intricately formed through monocoque construction. The boot lower and frame are formed from a material having a predetermined stiffness. A boot upper is secured to the boot lower. The boot upper includes a material selected to have a stiffness less than the stiffness of said boot lower.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.