Milking device including tube-shaped filter component
US-12520812-B2 · Jan 13, 2026 · US
of spirally or helically wound bodies
of spirally or helically wound bodies · 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 | B01D29/48 |
| Official title | of spirally or helically wound bodies |
| Display label | of spirally or helically wound bodies |
| Total patents | 29 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Milking device
US-2024324542-A1 · Oct 3, 2024 · US
Milking device provided with a milk filter
US-2024284864-A1 · Aug 29, 2024 · US
System and method for a filter system
US-11845020-B2 · Dec 19, 2023 · US
Milking device with a milk filter
US-2023255174-A1 · Aug 17, 2023 · US
Rag seeding in wastewater treatment systems
US-11707704-B2 · Jul 25, 2023 · US
Sand control screen assemblies and associated methods of manufacturing
US-11555383-B2 · Jan 17, 2023 · US
Non-metallic laterals for filtration and water treatment
US-11446591-B2 · Sep 20, 2022 · US
Filter element and filter module comprising same
US-11433325-B2 · Sep 6, 2022 · US
System and method for a filter system
US-2022203274-A1 · Jun 30, 2022 · US
System and method for a filter system
US-11273394-B2 · Mar 15, 2022 · US
Non-metallic laterals for filtration and water treatment
US-2022072455-A1 · Mar 10, 2022 · US
Rag Seeding in Wastewater Treatment Systems
US-2021252435-A1 · Aug 19, 2021 · US
Semiconductor manufacturing apparatus
US-10927457-B2 · Feb 23, 2021 · US
Sand control screen assemblies and associated methods of manufacturing
US-2020408073-A1 · Dec 31, 2020 · US
System and method for a filter system
US-2020206658-A1 · Jul 2, 2020 · US
Filter element and filter module comprising same
US-2020078712-A1 · Mar 12, 2020 · US
System and method for a filter system
US-10583378-B2 · Mar 10, 2020 · US
Enhanced erosion resistance wire shapes
US-10408022-B2 · Sep 10, 2019 · US
Filter element and filter system for a liquid medium with ventilation on the post-filtration side and on the pre-filtration side
US-10328369-B2 · Jun 25, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D29/48?
- CPC B01D29/48 is the Cooperative Patent Classification code for “of spirally or helically wound bodies.”
- How many patents are filed under CPC B01D29/48 (of spirally or helically wound bodies)?
- Our database includes 29 publications tagged with this CPC code.
- Is patent activity under CPC B01D29/48 growing?
- Publication counts under this code: 4 in 2023 vs 2 in 2024 (latest complete years).