Patent · US Expired

Piston

USD431802S · kind S · design

9Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 1998
Grant dateOct 10, 2000
Priority date
Expiry dateOct 10, 2014

Classification

  • Technology area (CPC —)General

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