Floor cleaning system
US7757334B2 · kind B2 · utility
9Cited by
7References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2005 |
| Grant date | Jul 20, 2010 |
| Priority date | — |
| Expiry date | Dec 17, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L25/005
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaning tool for cleaning a surface is disclosed. The cleaning tool comprises a cleaning frame including a rigid body defining a perimeter surrounding an interior opening and at least one spacer arranged within the interior opening. The cleaning frame secures over a backing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.