Computer air filtering system
US6620222B2 · kind B2 · utility
5Cited by
23References
29Claims
0Family size
Inventor
Key dates
| Filing date | Dec 1, 2000 |
| Grant date | Sep 16, 2003 |
| Priority date | — |
| Expiry date | Dec 1, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2279/45
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A system for filtering air entering the housing of a computer. A filter is placed in the path of air entering the computer housing. A timing program is installed on the computer to keep track of the total amount of time the computer has run since installation or service of the filter. After the computer has run for a predetermined amount of time, the program causes the computer to prompt the computer user to change or service the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.