Patent · US Expired

Helmet

USD415860S · kind S · design

20Cited by
18References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 9, 1997
Grant dateOct 26, 1999
Priority date
Expiry dateOct 26, 2013

Classification

  • Technology area (CPC —)General

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