Patent · US Expired

Specimen cup holder

USD335346S · kind S · design

16Cited by
4References
1Claims
0Family size

Inventors

Key dates

Filing dateSep 30, 1991
Grant dateMay 4, 1993
Priority date
Expiry dateMay 4, 2007

Classification

  • Technology area (CPC —)General

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