Patent · US Active

Surface cleaning apparatus

US11744431B2 · kind B2 · utility

0Cited by
20References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 26, 2022
Grant dateSep 5, 2023
Priority date
Expiry dateJan 26, 2042

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47L9/0444
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

A surface cleaning apparatus is provided with a base assembly, an upright assembly, and a fluid recovery system. The base assembly includes a base housing, a brush chamber, at least one brushroll in the brush chamber; and a removable brush housing. A portion of the brush chamber is removable with the brush housing.

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