Glass Composites for Tissue Augmentation, Biomedical and Cosmetic Applications
US-2017354755-A1 · Dec 14, 2017 · US
Chemistry & Metallurgy
Chemistry & Metallurgy · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C09C1/28 |
| Official title | — |
| Display label | Chemistry & Metallurgy (mapped technology topic) |
| Total patents | 245 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 18 |
| 2017 | 24 |
| 2018 | 22 |
| 2019 | 35 |
| 2020 | 25 |
| 2021 | 25 |
| 2022 | 21 |
| 2023 | 23 |
| 2024 | 16 |
| 2025 | 13 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite particles including a fluoropolymer, methods of making, and articles including the same
US-9815969-B2 · Nov 14, 2017 · US
Non-metallic pigments having metal properties
US-2017321057-A1 · Nov 9, 2017 · US
Surface treatment of glass bubbles
US-9809493-B2 · Nov 7, 2017 · US
Blue inorganic colourants/pigments and process for preparation thereof
US-9803063-B2 · Oct 31, 2017 · US
Composite particles including a fluoropolymer, methods of making, and articles including the same
US-9790347-B2 · Oct 17, 2017 · US
Pigment mixture
US-2017290750-A1 · Oct 12, 2017 · US
Composition for hydrogen generation
US-9751759-B2 · Sep 5, 2017 · US
Surface-modified inorganic substance, method for manufacturing surface-modified inorganic substance, method for modifying surface of inorganic substance with organic substance, heat dissipation material, thermally conductive material, and lubricant
US-2017247546-A1 · Aug 31, 2017 · US
Highly reflective crystalline colloidal arrays with radiation absorbing particles
US-9739909-B2 · Aug 22, 2017 · US
Hydrophilization treatment agent for aluminum-containing metal material
US-2017226345-A1 · Aug 10, 2017 · US
Silica composite particles and method of preparing the same
US-9708191-B2 · Jul 18, 2017 · US
Silane-treated forsterite fine particles and production method therefor, and organic solvent dispersion of silane-treated forsterite fine particles and production method therefor
US-2017190916-A1 · Jul 6, 2017 · US
A method of increasing the filler content in paper or paperboard
US-2017183822-A1 · Jun 29, 2017 · US
Photoluminescent pigment, and photoluminescent paint composition and automobile outer panel coating material containing same
US-9683105-B2 · Jun 20, 2017 · US
Method for preparing organic-inorganic hybrid porous insulation coating composition
US-2017166758-A1 · Jun 15, 2017 · US
Filler materials having surface coating made from water soluble polyamides
US-9631070-B2 · Apr 25, 2017 · US
Color shift pigments for three-dimensional printing
US-2017081538-A1 · Mar 23, 2017 · US
Process for the preparation of precipitated silicas, precipitated silicas and their uses, in particular for the reinforcement of polymers
US-2017051154-A1 · Feb 23, 2017 · US
Filler pigments
US-2017044374-A1 · Feb 16, 2017 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09C1/28?
- CPC C09C1/28 is the Cooperative Patent Classification code for “Chemistry & Metallurgy.”
- How many patents are filed under CPC C09C1/28 (Chemistry & Metallurgy)?
- Our database includes 245 publications tagged with this CPC code.
- Is patent activity under CPC C09C1/28 growing?
- Publication counts under this code: 16 in 2024 vs 13 in 2025 (latest complete years).