Indicator for liquid disinfection or sterilization solutions
US6395551B1 · kind B1 · utility
25Cited by
27References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 1996 |
| Grant date | May 28, 2002 |
| Priority date | — |
| Expiry date | Jun 3, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N31/226
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device for indicating residence time in a liquid disinfection solution, the device comprising a visually observable detector of exposure of the device to the solution, the device being selected such that upon exposure of the device to the solution the detector visibly changes after a predetermined time interval.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.