Patent · US Expired

Cleaning device

USD537588S1 · kind S1 · design

3Cited by
8References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 2005
Grant dateFeb 27, 2007
Priority date
Expiry dateFeb 27, 2021

Classification

  • Technology area (CPC —)General

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