Patent · US Expired

Tooth brush

USD287791S · kind S · design

15Cited by
4References
1Claims
0Family size

Inventor

Key dates

Filing dateJul 27, 1983
Grant dateJan 20, 1987
Priority date
Expiry dateJan 20, 2001

Classification

  • Technology area (CPC —)General

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