System using air pressure data for security and hazard detection
US-2025342758-A1 · Nov 6, 2025 · US
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Actuation by change of fluid pressure
Actuation by change of fluid pressure · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G08B13/20 |
| Official title | Actuation by change of fluid pressure |
| Display label | Actuation by change of fluid pressure |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pressure data for utility monitoring
US-2025335927-A1 · Oct 30, 2025 · US
System and method for monitoring opening or closing of doors of an area of interest
US-2024418592-A1 · Dec 19, 2024 · US
Pressurized security enclosures for media terminals
US-2024331483-A1 · Oct 3, 2024 · US
Intrusion movement prediction
US-12106648-B2 · Oct 1, 2024 · US
Intrusion movement prediction
US-2023419803-A1 · Dec 28, 2023 · US
Intrusion movement prediction
US-2023343196-A1 · Oct 26, 2023 · US
Intrusion movement prediction
US-11790744-B1 · Oct 17, 2023 · US
Indoor intrusion detection
US-11782068-B2 · Oct 10, 2023 · US
Method and corresponding circuit for detecting an opening or closing event
US-11725998-B2 · Aug 15, 2023 · US
Anomaly detection based on airflow alerters
US-11585557-B2 · Feb 21, 2023 · US
Indoor intrusion detection
US-2022397586-A1 · Dec 15, 2022 · US
Anomaly detection based on airflow alerters
US-2022003449-A1 · Jan 6, 2022 · US
Assessing the security situation by means of IoT activity sensors
US-10997834-B2 · May 4, 2021 · US
Using pressure sensors in a security system
US-10593176-B2 · Mar 17, 2020 · US
Method for testing switch in advance pneumatic detector
US-2020011752-A1 · Jan 9, 2020 · US
In-situ functionality test feature for advance pneumatic detector
US-10466124-B2 · Nov 5, 2019 · US
Assessing The Security Situation By Means Of IoT Activity Sensors
US-2019333350-A1 · Oct 31, 2019 · US
Detection method and corresponding circuit
US-2019265121-A1 · Aug 29, 2019 · US
Using pressure sensors in a security system
US-2019088098-A1 · Mar 21, 2019 · US