Patent · US Expired

Combined pill grater and drinking straw

USD271836S · kind S · design

15Cited by
7References
1Claims
0Family size

Inventor

Key dates

Filing dateJun 22, 1981
Grant dateDec 20, 1983
Priority date
Expiry dateDec 20, 1997

Classification

  • Technology area (CPC —)General

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