Indicators of cleaning effectiveness of vacuum cleaners and systems to facilitate comparisons of cleaning effectiveness of vacuum cleaners
US10080475B2 · kind B2 · utility
0Cited by
11References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2015 |
| Grant date | Sep 25, 2018 |
| Priority date | — |
| Expiry date | Oct 27, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F19/10
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Systems and indicators of cleaning effectiveness are provided for deployment in an environment where samples of different vacuum cleaners are displayed for consideration by potential purchasers or renters of such vacuum cleaners to facilitate comparisons of cleaning effectiveness between or among the different vacuum cleaners.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.