Apparatus, system, and method of providing a content level monitor
US-2026009668-A1 · Jan 8, 2026 · US
Fluid level control devices
Fluid level control devices · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B67D2001/1259 |
| Official title | {Fluid level control devices} |
| Display label | Fluid level control devices |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 7 |
| 2020 | 8 |
| 2021 | 8 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Purified water tank assembly
US-2025270113-A1 · Aug 28, 2025 · US
Rapid chilling water dispenser
US-2025263286-A1 · Aug 21, 2025 · US
Apparatus, system, and method of providing a content level monitor
US-12385771-B2 · Aug 12, 2025 · US
Systems For Filling Fluid Receptacles
US-2025136425-A1 · May 1, 2025 · US
Rapid chilling water dispenser
US-12258257-B1 · Mar 25, 2025 · US
Apparatus, system, and method of providing a content level monitor
US-2024361168-A1 · Oct 31, 2024 · US
Fixed systems and methods for extinguishing industrial tank fires, with and without fixed roof, including aerated foam projecting nozzles and center directed nozzles
US-12017101-B2 · Jun 25, 2024 · US
Apparatus, system, and method of providing a content level monitor
US-11982560-B2 · May 14, 2024 · US
Adaptive automatic filling systems for beverage dispensers
US-11789419-B2 · Oct 17, 2023 · US
Beverage dispensing systems
US-11713232-B2 · Aug 1, 2023 · US
Water dispenser and control method thereof
US-11649154-B2 · May 16, 2023 · US
Focused stream, aerated foam projecting nozzle including fixed wand system and method as well as possibly portable center pointing nozzle
US-11338160-B2 · May 24, 2022 · US
Beverage extractor with controller
US-11299383-B2 · Apr 12, 2022 · US
Beverage dispensing systems
US-2022063980-A1 · Mar 3, 2022 · US
Fixed systems and methods for extinguishing industrial tank fires, with and without fixed roof, including aerated foam projecting nozzles and center directed nozzles
US-2022008768-A1 · Jan 13, 2022 · US
Apparatus, system, and method of providing a content level monitor
US-2021341331-A1 · Nov 4, 2021 · US
Beverage extractor with controller
US-2021261398-A1 · Aug 26, 2021 · US
Fixed systems and methods for extinguishing industrial tank fires, with and without fixed roof, including aerated foam projecting nozzles and center directed nozzles
US-11065485-B2 · Jul 20, 2021 · US
Beverage extractor with controller
US-11059712-B2 · Jul 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B67D2001/1259?
- CPC B67D2001/1259 is the Cooperative Patent Classification code for “Fluid level control devices.”
- How many patents are filed under CPC B67D2001/1259 (Fluid level control devices)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC B67D2001/1259 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).