Reactive demarcation template for hazardous contaminant testing
US11360001B2 · kind B2 · utility
9Cited by
43References
36Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 18, 2018 |
| Grant date | Jun 14, 2022 |
| Priority date | — |
| Expiry date | Jul 27, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06V40/28
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Aspects of the disclosure relate to reactive demarcation templates for demarcating a test area on a test surface and for generating a visual indication of chemical properties of the test surface. Some templates can include an indicator portion, or multiple indicator portions, that indicate properties of a sample contacting the template.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.