Formula delivery appliance
US-12161210-B2 · Dec 10, 2024 · US
Combs with dispensing devices for liquids, pastes or powders
Combs with dispensing devices for liquids, pastes or powders · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A45D24/22 |
| Official title | Combs with dispensing devices for liquids, pastes or powders |
| Display label | Combs with dispensing devices for liquids, pastes or powders |
| Total patents | 71 |
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 | 8 |
| 2017 | 3 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 12 |
| 2023 | 3 |
| 2024 | 8 |
| 2025 | 7 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hair treatment brush
US-2024374006-A1 · Nov 14, 2024 · US
Brush and method for treating the hair
US-2024365948-A1 · Nov 7, 2024 · US
Light-based system and method for shaping and treating hair
US-2024139540-A1 · May 2, 2024 · US
Cleansing device having a nebulizer and a suction unit
US-2024115025-A1 · Apr 11, 2024 · US
Portable hair styling device with light-emitting diodes embedded in the bristles or teeth
US-11950687-B2 · Apr 9, 2024 · US
Dropper comprising a container and a head actionable in several directions
US-2024065414-A1 · Feb 29, 2024 · US
Grey-hair detection and treatment system
US-2023240422-A1 · Aug 3, 2023 · US
Hair applicator
US-11641922-B2 · May 9, 2023 · US
Hair volumizing treatments with in situ diagnostic assessment and formula dispensing
US-2023101556-A1 · Mar 30, 2023 · US
Applicator for applying a haircare product, and associated application method
US-2022312927-A1 · Oct 6, 2022 · US
Applicator for applying a hair product, and associated application method
US-2022265019-A1 · Aug 25, 2022 · US
Applicator for applying a haircare product, and associated application method
US-2022225745-A1 · Jul 21, 2022 · US
Hair oil applicator
US-2022202160-A1 · Jun 30, 2022 · US
Formula delivery appliance
US-2022202155-A1 · Jun 30, 2022 · US
Portable hair and scalp treatment device with conductive bristles
US-2022160576-A1 · May 26, 2022 · US
Hair coloring appliance
US-11311098-B2 · Apr 26, 2022 · US
Portable hair styling device with light- emitting diodes embedded in the bristles or teeth
US-2022095782-A1 · Mar 31, 2022 · US
Portable hair styling device with massaging bristles and formulation dispenser
US-2022087406-A1 · Mar 24, 2022 · US
Cartridge with dry shampoo for applicator device
US-2022087393-A1 · Mar 24, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A45D24/22?
- CPC A45D24/22 is the Cooperative Patent Classification code for “Combs with dispensing devices for liquids, pastes or powders.”
- How many patents are filed under CPC A45D24/22 (Combs with dispensing devices for liquids, pastes or powders)?
- Our database includes 71 publications tagged with this CPC code.
- Is patent activity under CPC A45D24/22 growing?
- Publication counts under this code: 8 in 2024 vs 7 in 2025 (latest complete years).