Electric machines using axially-magnetized curvilinear permanent magnets
US-2024429761-A1 · Dec 26, 2024 · US
Filling molds with powder (feeding material to presses in general B30B15/302)
Filling molds with powder (feeding material to presses in general B30B15/302) · 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 | B22F3/004 |
| Official title | {Filling molds with powder (feeding material to presses in general B30B15/302)} |
| Display label | Filling molds with powder (feeding material to presses in general B30B15/302) |
| Total patents | 512 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 37 |
| 2016 | 50 |
| 2017 | 57 |
| 2018 | 52 |
| 2019 | 69 |
| 2020 | 56 |
| 2021 | 68 |
| 2022 | 50 |
| 2023 | 25 |
| 2024 | 27 |
| 2025 | 20 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Powder regulating device
US-2024316648-A1 · Sep 26, 2024 · US
Pump housing of two different sinterable materials
US-2016369813-A1 · Dec 22, 2016 · US
Apparatuses, systems and methods for three-dimensional printing
US-9486878-B2 · Nov 8, 2016 · US
Manufacturing of turbine shroud segment with internal cooling passages
US-2016305262-A1 · Oct 20, 2016 · US
Apparatuses, systems and methods for three-dimensional printing
US-2016297007-A1 · Oct 13, 2016 · US
Apparatuses, systems and methods for three-dimensional printing
US-2016297006-A1 · Oct 13, 2016 · US
Method for applying particle material including a metering system and leveling element
US-9463488-B2 · Oct 11, 2016 · US
Apparatuses, systems and methods for three-dimensional printing
US-9403235-B2 · Aug 2, 2016 · US
Method and apparatus for producing three-dimensional objects
US-9399321-B2 · Jul 26, 2016 · US
Green compact of sintered connecting rod using different kind of powder and method of manufacturing the same
US-2016193659-A1 · Jul 7, 2016 · US
Powder-filling system
US-9384890-B2 · Jul 5, 2016 · US
Hot pressing apparatus and method for same
US-9314842-B2 · Apr 19, 2016 · US
Manufacturing method
US-2016075059-A1 · Mar 17, 2016 · US
Method for elimination of powder segregation during can filling
US-2016068282-A1 · Mar 10, 2016 · US
Apparatuses, systems and methods for three-dimensional printing
US-9254535-B2 · Feb 9, 2016 · US
Method of making lightweight polymer ammunition
US-2016033246-A1 · Feb 4, 2016 · US
Method for additive manufacturing using pH and potential controlled powder solidification
US-9248501-B1 · Feb 2, 2016 · US
Polymer ammunition cartridge having a wicking texturing
US-2016003587-A1 · Jan 7, 2016 · US
Method of making polymer ammunition having a wicking texturing
US-2016003594-A1 · Jan 7, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B22F3/004?
- CPC B22F3/004 is the Cooperative Patent Classification code for “Filling molds with powder (feeding material to presses in general B30B15/302).”
- How many patents are filed under CPC B22F3/004 (Filling molds with powder (feeding material to presses in general B30B15/302))?
- Our database includes 512 publications tagged with this CPC code.
- Is patent activity under CPC B22F3/004 growing?
- Publication counts under this code: 27 in 2024 vs 20 in 2025 (latest complete years).