Single use disposable elapsed time indicator with absorbable material
US-12436503-B2 · Oct 7, 2025 · US
using fluidic means
using fluidic means · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04F13/06 |
| Official title | using fluidic means |
| Display label | using fluidic means |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2020 | 1 |
| 2021 | 12 |
| 2022 | 5 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Single use disposable elapsed time indicator with absorbable material
US-2024094679-A1 · Mar 21, 2024 · US
Single use disposable elapsed time indicator with volatile fluid
US-2024085857-A1 · Mar 14, 2024 · US
Two-phase indicator device for identifying defrost
US-11313608-B2 · Apr 26, 2022 · US
Cooling system with stoppered defrost indicator
US-11306961-B2 · Apr 19, 2022 · US
Cooling system with elongated compartment indicator
US-11262118-B2 · Mar 1, 2022 · US
Cooling system with temperature rise indication capability
US-11243020-B2 · Feb 8, 2022 · US
Critical temperature indicator device
US-11231220-B2 · Jan 25, 2022 · US
Cooling system with phase indication capability
US-11209205-B1 · Dec 28, 2021 · US
Cooling system with temperature rise indication capability
US-2021389043-A1 · Dec 16, 2021 · US
Cooling system with stoppered defrost indicator
US-2021389044-A1 · Dec 16, 2021 · US
Cooling system with phase indication capability
US-2021389042-A1 · Dec 16, 2021 · US
Cooling system with elongated compartment indicator
US-2021389045-A1 · Dec 16, 2021 · US
Two-phase indicator device for identifying defrost
US-2021381749-A1 · Dec 9, 2021 · US
Critical temperature indicator device
US-2021381748-A1 · Dec 9, 2021 · US
Method for measuring defrost time in a refrigeration space
US-2021356194-A1 · Nov 18, 2021 · US
Method for measuring defrost time in a refrigeration space
US-11175087-B1 · Nov 16, 2021 · US
Cooling system with defrost and temperature rise indicator
US-2021318055-A1 · Oct 14, 2021 · US
Cooling system with defrost and temperature rise indicator
US-11125489-B1 · Sep 21, 2021 · US
Device and method for measuring defrost time
US-11067330-B2 · Jul 20, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04F13/06?
- CPC G04F13/06 is the Cooperative Patent Classification code for “using fluidic means.”
- How many patents are filed under CPC G04F13/06 (using fluidic means)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC G04F13/06 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).