Absorbent article with sensor
US-2017348162-A1 · Dec 7, 2017 · US
responsive to moisture
responsive to moisture · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G08B21/20 |
| Official title | responsive to moisture |
| Display label | responsive to moisture |
| Total patents | 490 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 29 |
| 2017 | 50 |
| 2018 | 52 |
| 2019 | 65 |
| 2020 | 56 |
| 2021 | 54 |
| 2022 | 48 |
| 2023 | 36 |
| 2024 | 43 |
| 2025 | 32 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Location-based incontinence detection
US-2017309155-A1 · Oct 26, 2017 · US
Water heater leak detection system
US-2017301212-A1 · Oct 19, 2017 · US
Patient movement and incontinence notification devices
US-2017236398-A1 · Aug 17, 2017 · US
Wireless communication systems for underground pipe inspection
US-9721448-B2 · Aug 1, 2017 · US
Sensors and system for accessing and validating sensor data
US-2017180147-A1 · Jun 22, 2017 · US
Wireless sensor with multiple sensing options
US-2017160220-A1 · Jun 8, 2017 · US
Wireless sensor with oppositely positioned antenna and sensing circuitry
US-2017162931-A1 · Jun 8, 2017 · US
Moisture sensors
US-2017030851-A1 · Feb 2, 2017 · US
System and method of monitoring blood leaks during hemodialysis therapy employing wireless communication
US-9555178-B2 · Jan 31, 2017 · US
Electronic Device and Method for Controlling Electronic Device
US-2017024982-A1 · Jan 26, 2017 · US
Field replaceable desiccant cartridge and device, method and system therefor
US-9506887-B2 · Nov 29, 2016 · US
Self-Identifying, Multi-Function Sensor Device and Monitoring System Including Same
US-2016323118-A1 · Nov 3, 2016 · US
Sneak water detection for concrete delivery vehicles
US-9466203-B2 · Oct 11, 2016 · US
Smart vacation
US-2016292995-A1 · Oct 6, 2016 · US
RADIO FREQUENCY IDENTIFICATION (RFID) MOISTURE TAG(S) and SENSORS with EXTENDED SENSING via CAPILLARIES
US-2016267769-A1 · Sep 15, 2016 · US
Water heater leak detection system
US-2016260312-A1 · Sep 8, 2016 · US
Personal hygiene product with a digital element
US-2016250081-A1 · Sep 1, 2016 · US
Imaging assisted gas turbine anti-icing system
US-2016245178-A1 · Aug 25, 2016 · US
Method and computer program for monitoring use of an absorbent product
US-9402771-B2 · Aug 2, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G08B21/20?
- CPC G08B21/20 is the Cooperative Patent Classification code for “responsive to moisture.”
- How many patents are filed under CPC G08B21/20 (responsive to moisture)?
- Our database includes 490 publications tagged with this CPC code.
- Is patent activity under CPC G08B21/20 growing?
- Publication counts under this code: 43 in 2024 vs 32 in 2025 (latest complete years).