Patent · US Expired

Sport shoe

USD243421S · kind S · design

41Cited by
3References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 31, 1975
Grant dateFeb 22, 1977
Priority date
Expiry dateFeb 22, 1991

Classification

  • Technology area (CPC —)General

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