Patent · US Expired

Ribbed underground storage tank

USD397763S · kind S · design

13Cited by
5References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 18, 1997
Grant dateSep 1, 1998
Priority date
Expiry dateSep 1, 2012

Classification

  • Technology area (CPC —)General

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