Patent · US Expired

Pen cap

USD353621S · kind S · design

6Cited by
8References
1Claims
0Family size

Inventor

Key dates

Filing dateAug 9, 1993
Grant dateDec 20, 1994
Priority date
Expiry dateDec 20, 2008

Classification

  • Technology area (CPC —)General

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