Filter elements and methods of manufacturing filter elements
US-12337270-B2 · Jun 24, 2025 · US
with wound sheets · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D29/237 |
| Official title | {with wound sheets} |
| Display label | with wound sheets |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2020 | 4 |
| 2022 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12337270-B2 · Jun 24, 2025 · US
US-2024226780-A1 · Jul 11, 2024 · US
US-2022288522-A1 · Sep 15, 2022 · US
US-11433325-B2 · Sep 6, 2022 · US
US-11235266-B2 · Feb 1, 2022 · US
US-2020346141-A1 · Nov 5, 2020 · US
US-10758850-B2 · Sep 1, 2020 · US
US-2020078712-A1 · Mar 12, 2020 · US
US-2020038789-A1 · Feb 6, 2020 · US