Saliva pre-processing device and pre-processing method
US-2024426721-A1 · Dec 26, 2024 · US
Filtering elements having a conical form
Filtering elements having a conical form · 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 | B01D2201/02 |
| Official title | Filtering elements having a conical form |
| Display label | Filtering elements having a conical form |
| Total patents | 68 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 9 |
| 2024 | 7 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Filter device and fuel cell system having a filter device
US-2024269584-A1 · Aug 15, 2024 · US
Fecal grinder assemblies, fecal syringe assemblies, fecal mixers, and methods of using same
US-2024102897-A1 · Mar 28, 2024 · US
Filter cleaning assembly for a dishwasher appliance
US-2024081605-A1 · Mar 14, 2024 · US
An air filtration cassette, an air filter and a filter arrangement
US-2024001276-A1 · Jan 4, 2024 · US
Inline filter cap with modulated flowpath
US-2023364534-A1 · Nov 16, 2023 · US
Dishwashing appliance with shrouded filtration assembly
US-11805960-B2 · Nov 7, 2023 · US
Sand boil filter with adjustable hydraulic head
US-11745122-B2 · Sep 5, 2023 · US
Filter apparatus
US-2023249106-A1 · Aug 10, 2023 · US
Fuel filter with coalescer
US-2023173413-A1 · Jun 8, 2023 · US
Sand boil filter with adjustable hydraulic head
US-2023097147-A1 · Mar 30, 2023 · US
Filter with interconnected hollow elements and method of use
US-11612837-B2 · Mar 28, 2023 · US
Fuel filter with coalescer
US-11571641-B2 · Feb 7, 2023 · US
Filter device for a water-bearing domestic appliance, a water-bearing domestic appliance with a filter device and a method for filtering water with a filter device
US-2023016651-A1 · Jan 19, 2023 · US
Dishwashing appliance with shrouded filtration assembly
US-2022304545-A1 · Sep 29, 2022 · US
Branched filter and method of use
US-2022088527-A1 · Mar 24, 2022 · US
Filter with interconnected hollow elements and method of use
US-2022088510-A1 · Mar 24, 2022 · US
Strainer
US-11229864-B2 · Jan 25, 2022 · US
Conical filter element with funnel directing particles to a trap
US-11224830-B2 · Jan 18, 2022 · US
System and methodology including strain filter in downhole pumps
US-2021222524-A1 · Jul 22, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D2201/02?
- CPC B01D2201/02 is the Cooperative Patent Classification code for “Filtering elements having a conical form.”
- How many patents are filed under CPC B01D2201/02 (Filtering elements having a conical form)?
- Our database includes 68 publications tagged with this CPC code.
- Is patent activity under CPC B01D2201/02 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).