Cosmetic product refill for a hair treatment device
US-11844410-B2 · Dec 19, 2023 · US
Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor
Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor · 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 | A45D1/00 |
| Official title | Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor |
| Display label | Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor |
| Total patents | 72 |
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 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 11 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 9 |
| 2023 | 10 |
| 2024 | 1 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hairstyling device
US-2023337804-A1 · Oct 26, 2023 · US
Hairstyling device
US-2023292901-A1 · Sep 21, 2023 · US
Hairstyling device
US-2023292903-A1 · Sep 21, 2023 · US
Hand held appliance
US-11712098-B2 · Aug 1, 2023 · US
Hand held appliance
US-2023165352-A1 · Jun 1, 2023 · US
Styling device
US-2023105629-A1 · Apr 6, 2023 · US
Hand held appliance
US-11589661-B2 · Feb 28, 2023 · US
Device for filtering of liquid and filling for a household electrical appliance
US-2022304441-A1 · Sep 29, 2022 · US
Hairstyling apparatus using steam via the treatment surface and with a comb
US-11452352-B2 · Sep 27, 2022 · US
Hair Treatment Device With Improved Sealing And Efficiency
US-2022240640-A1 · Aug 4, 2022 · US
Curling iron with ion emitter
US-11350720-B2 · Jun 7, 2022 · US
Steam Hair-Styling Appliance
US-2022071364-A1 · Mar 10, 2022 · US
Cosmetic product refill for a device for treating the hair having a heating element, and device for treating the hair including such a refill
US-11259613-B2 · Mar 1, 2022 · US
Curling iron with ion emitter
US-2022053901-A1 · Feb 24, 2022 · US
Tank With A Hooking Device For A Steam Hairdressing Apparatus
US-2022039532-A1 · Feb 10, 2022 · US
Appliance for treating the hair
US-11241071-B2 · Feb 8, 2022 · US
Hairstyling Appliance Having A Liquid Evacuation System
US-2021307471-A1 · Oct 7, 2021 · US
Hair styling appliance equipped with an elastic mechanism for guiding a wick
US-11058199-B2 · Jul 13, 2021 · US
Hair styling appliance comprising a removable reservoir
US-11000103-B2 · May 11, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A45D1/00?
- CPC A45D1/00 is the Cooperative Patent Classification code for “Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor.”
- How many patents are filed under CPC A45D1/00 (Curling-tongs, i.e. tongs for use when hot; Curling-irons, i.e. irons for use when hot; Accessories therefor)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC A45D1/00 growing?
- Publication counts under this code: 1 in 2024 vs 8 in 2025 (latest complete years).