Reversible recording medium and exterior member
US-2024416671-A1 · Dec 19, 2024 · US
Colour developing components therefor, e.g. acidic compounds
Colour developing components therefor, e.g. acidic compounds · 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 | B41M5/333 |
| Official title | Colour developing components therefor, e.g. acidic compounds |
| Display label | Colour developing components therefor, e.g. acidic compounds |
| Total patents | 73 |
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 | 4 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 8 |
| 2021 | 8 |
| 2022 | 11 |
| 2023 | 7 |
| 2024 | 11 |
| 2025 | 10 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Thermosensitive recording medium
US-2024308260-A1 · Sep 19, 2024 · US
Reversible recording medium and exterior member
US-12077009-B2 · Sep 3, 2024 · US
Thermosensitive recording medium
US-12053997-B2 · Aug 6, 2024 · US
Thermosensitive recording medium
US-2024190156-A1 · Jun 13, 2024 · US
Thermosensitive recording medium
US-11945249-B2 · Apr 2, 2024 · US
Thermosensitive recording medium
US-11912052-B2 · Feb 27, 2024 · US
Laminate, card, and housing
US-2024042784-A1 · Feb 8, 2024 · US
Thermosensitive recording medium and exterior member
US-11865853-B2 · Jan 9, 2024 · US
Heat-sensitive recording body
US-2023391126-A1 · Dec 7, 2023 · US
Thermal transfer sheet, discolored or decolorized printed material, and method for producing discolored or decolorized printed material
US-2023191819-A1 · Jun 22, 2023 · US
Thermosensitive recording medium
US-2023144275-A1 · May 11, 2023 · US
Recording medium and exterior member
US-2023132486-A1 · May 4, 2023 · US
Recording medium and exterior member
US-2023109319-A1 · Apr 6, 2023 · US
Drawing system and method of generating characteristic function
US-11565533-B2 · Jan 31, 2023 · US
Thermosensitive recording medium
US-2023027721-A1 · Jan 26, 2023 · US
Thermosensitive recording medium
US-2022410610-A1 · Dec 29, 2022 · US
Recording material and compound
US-11529819-B2 · Dec 20, 2022 · US
Drawing method, heat-sensitive recording medium, and drawing device
US-11485147-B2 · Nov 1, 2022 · US
Recording medium and recording device
US-11453231-B2 · Sep 27, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B41M5/333?
- CPC B41M5/333 is the Cooperative Patent Classification code for “Colour developing components therefor, e.g. acidic compounds.”
- How many patents are filed under CPC B41M5/333 (Colour developing components therefor, e.g. acidic compounds)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC B41M5/333 growing?
- Publication counts under this code: 11 in 2024 vs 10 in 2025 (latest complete years).