Alert system
US11640757B1 · kind B1 · utility
Inventors
Key dates
| Filing date | Oct 25, 2022 |
| Grant date | May 2, 2023 |
| Priority date | — |
| Expiry date | Oct 25, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/385
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A system for notifying occupants of a structure that a pet is proximate to an opening of a structure. The system may include a pet unit wearable on the pet's body and including a transmitter configured to transmit a wireless proximity signal from the pet unit. The system may further include an exit unit positionable at an exit of the structure. The exit unit may include a receiver configured to receive a said wireless proximity signal transmitted by a pet unit, with the receiver being configured to produce an alert signal when a said wireless proximity signal is received. The exit unit may also include an alerting assembly configured to provide a presence alert when the receiver receives a said wireless proximity signal. The alerting assembly may comprise a perceptible alerting mechanism configured to produce a perceptible presence alert which is perceptible to a sense of a human.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.