Time indicator
US10684590B2 · kind B2 · utility
1Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2018 |
| Grant date | Jun 16, 2020 |
| Priority date | — |
| Expiry date | Jun 1, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01K11/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates to a time indicator, and more specifically to a time indicator which can indicate times in a multiple manner, thereby enabling a user to be aware of both an effective period and a period having elapsed after the effective period and to rapidly check whether the time indicator is operating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.