Functional sheet including polyester resin, and lens using functional sheet
US-2017329054-A1 · Nov 16, 2017 · US
Colouring materials
Colouring materials · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02C7/108 |
| Official title | {Colouring materials} |
| Display label | Colouring materials |
| Total patents | 335 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 14 |
| 2016 | 22 |
| 2017 | 28 |
| 2018 | 34 |
| 2019 | 34 |
| 2020 | 31 |
| 2021 | 30 |
| 2022 | 40 |
| 2023 | 30 |
| 2024 | 32 |
| 2025 | 28 |
| 2026 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Ophthalmic lens, intraocular lens, and lens material
US-9791721-B2 · Oct 17, 2017 · US
An optical device
US-2017274221-A1 · Sep 28, 2017 · US
Ophthalmic Lens Comprising a Coating that Minimizes Ultraviolet Reflections and Method for the Production of Such a Lens
US-2017261648-A1 · Sep 14, 2017 · US
Uv/visible-absorbing vinylic monomers and uses thereof
US-2017242274-A1 · Aug 24, 2017 · US
Uv-absorbing vinylic monomers and uses thereof
US-2017242275-A1 · Aug 24, 2017 · US
Circadian rhythm optical film
US-9739916-B2 · Aug 22, 2017 · US
Polarization glasses
US-9733495-B2 · Aug 15, 2017 · US
UV Blocker Loaded Contact Lenses
US-2017212365-A1 · Jul 27, 2017 · US
Eyewear with chroma enhancement
US-2017205639-A1 · Jul 20, 2017 · US
Contact lenses displaying reduced indoor glare
US-2017184878-A1 · Jun 29, 2017 · US
Contact lenses displaying reduced indoor glare
US-9690115-B2 · Jun 27, 2017 · US
Gradient polarized ophthalmic lens
US-2017176775-A1 · Jun 22, 2017 · US
Method of color-dyeing a lens for goggles and glasses
US-2017146828-A1 · May 25, 2017 · US
Colorant film, method for making colorant film, and ophthalmic lens
US-2017123235-A1 · May 4, 2017 · US
Eyewear with multiple functional layers
US-2017102558-A1 · Apr 13, 2017 · US
UV And High Energy Visible Absorbing Ophthalmic Lenses
US-2017090217-A1 · Mar 30, 2017 · US
Ophthalmic lens, intraocular lens, and lens material
US-2017082871-A1 · Mar 23, 2017 · US
Eyewear and lenses with multiple molded lens components
US-2017075143-A1 · Mar 16, 2017 · US
UV blocker loaded contact lenses
US-9594188-B2 · Mar 14, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02C7/108?
- CPC G02C7/108 is the Cooperative Patent Classification code for “Colouring materials.”
- How many patents are filed under CPC G02C7/108 (Colouring materials)?
- Our database includes 335 publications tagged with this CPC code.
- Is patent activity under CPC G02C7/108 growing?
- Publication counts under this code: 32 in 2024 vs 28 in 2025 (latest complete years).