Method for obtaining good adhesion of semi crystalline polymers to the build plate during fdm printing
US-2026061692-A1 · Mar 5, 2026 · US
Manufacturing shades
Manufacturing shades · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F21V1/26 |
| Official title | Manufacturing shades |
| Display label | Manufacturing shades |
| Total patents | 38 |
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 | 2 |
| 2017 | 4 |
| 2018 | 8 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
3D printed light fixture
US-12553588-B2 · Feb 17, 2026 · US
3d printed light fixture
US-2025377084-A1 · Dec 11, 2025 · US
Anti-adhesion between sections in fdm-printed object
US-2025229482-A1 · Jul 17, 2025 · US
FDM printed luminaires with enhanced shiny appearance
US-12337527-B2 · Jun 24, 2025 · US
Fdm core-shell filament comprising wood and other particles
US-2025092230-A1 · Mar 20, 2025 · US
Method of making patterned light-blocking elements
US-2024167220-A1 · May 23, 2024 · US
Method for making patterned light-blocking elements
US-2024167221-A1 · May 23, 2024 · US
3D printed object covered with a heat shrink
US-11833741-B2 · Dec 5, 2023 · US
3d printed object covered with a heat shrink
US-2023118231-A1 · Apr 20, 2023 · US
Optical effects of 3d printed items
US-2023034942-A1 · Feb 2, 2023 · US
Fdm printed luminaires with enhanced shiny appearance
US-2022410468-A1 · Dec 29, 2022 · US
Decorative light source shielding
US-11378250-B2 · Jul 5, 2022 · US
Method for making light-blocking decorative articles
US-11181247-B2 · Nov 23, 2021 · US
3D printing of objects with optical functional surfaces
US-11072110-B2 · Jul 27, 2021 · US
Method for making light-blocking decorative articles
US-2021190289-A1 · Jun 24, 2021 · US
Decorative light source shielding
US-2021033258-A1 · Feb 4, 2021 · US
Screen printed lens
US-10641459-B2 · May 5, 2020 · US
Screen Printed Lens
US-2019277474-A1 · Sep 12, 2019 · US
Screen printed shield
US-10302272-B2 · May 28, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F21V1/26?
- CPC F21V1/26 is the Cooperative Patent Classification code for “Manufacturing shades.”
- How many patents are filed under CPC F21V1/26 (Manufacturing shades)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC F21V1/26 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).