Methods of making biodegradable and/or compostable biobased powders for additive manufacturing
US-2025122345-A1 · Apr 17, 2025 · US
Heat treatment of powders
Heat treatment of powders · 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 | B29B13/021 |
| Official title | {Heat treatment of powders} |
| Display label | Heat treatment of powders |
| Total patents | 54 |
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 | 3 |
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 2 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Heat treated polymer powders
US-12180360-B2 · Dec 31, 2024 · US
Annealed elastomeric thermoplastic powders for additive manufacturing, methods thereof, and articles including the powders
US-12103228-B2 · Oct 1, 2024 · US
Biodegradable and/or compostable biobased powders for additive manufacturing, and methods for the use thereof
US-2024294796-A1 · Sep 5, 2024 · US
Polyketone powder for laser sintering
US-2024270905-A1 · Aug 15, 2024 · US
Polyketone powder for laser sintering
US-2024247103-A1 · Jul 25, 2024 · US
Process and apparatus for heat treatment of a polymer powder
US-11858173-B2 · Jan 2, 2024 · US
Method for forming thermoplastic additive manufacturing powders
US-11845833-B2 · Dec 19, 2023 · US
Annealed elastomeric thermoplastic powders for additive manufacturing, methods thereof, and articles including the powders
US-2023173747-A1 · Jun 8, 2023 · US
Method for manufacturing toner
US-2023168597-A1 · Jun 1, 2023 · US
Annealed elastomeric thermoplastic powders for additive manufacturing, methods thereof, and articles including the powders
US-11597142-B2 · Mar 7, 2023 · US
Method of preparing composite material for semiconductor test socket that is highly heat-dissipative and durable, and composite material prepared thereby
US-11592473-B2 · Feb 28, 2023 · US
Improved powder for additive manufacturing
US-2022403206-A1 · Dec 22, 2022 · US
Method for forming thermoplastic additive manufacturing powders
US-2022380565-A1 · Dec 1, 2022 · US
Method of manufacturing molded body, thermo-compressed molded body, and use thereof
US-2022371233-A1 · Nov 24, 2022 · US
Polyketone powder for laser sintering
US-2022363826-A1 · Nov 17, 2022 · US
Polyketone powder for laser sintering
US-2022363825-A1 · Nov 17, 2022 · US
Method of preparing composite material for semiconductor test socket that is highly heat-dissipative and durable, and composite material prepared thereby
US-2021325449-A1 · Oct 21, 2021 · US
Heat treated polymer powders
US-2021292544-A1 · Sep 23, 2021 · US
Process and apparatus for heat treatment of a polymer powder
US-2021283804-A1 · Sep 16, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29B13/021?
- CPC B29B13/021 is the Cooperative Patent Classification code for “Heat treatment of powders.”
- How many patents are filed under CPC B29B13/021 (Heat treatment of powders)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC B29B13/021 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).