Systems and methods for processing whole blood into red blood cell, plasma, and platelet products
US-12533456-B2 · Jan 27, 2026 · US
Combination of filters with centrifugal separation devices
Combination of filters with centrifugal separation devices · 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 | B01D36/045 |
| Official title | {Combination of filters with centrifugal separation devices} |
| Display label | Combination of filters with centrifugal separation devices |
| Total patents | 62 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 7 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 1 |
| 2024 | 8 |
| 2025 | 14 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Process for the recycling of waste plastics based oil
US-12503653-B2 · Dec 23, 2025 · US
Oligomeric Product Made Out of Pyrolysis Oil Via a Polymerization
US-2025304513-A1 · Oct 2, 2025 · US
Production of ethylene and propylene from pyrolysis plastic oil
US-12421457-B2 · Sep 23, 2025 · US
Process for the recycling and cracking waste plastics based oil
US-12404459-B2 · Sep 2, 2025 · US
Smart solids control system
US-12403483-B2 · Sep 2, 2025 · US
Production of ethylene and propylene from pyrolysis plastic oil
US-2025263352-A1 · Aug 21, 2025 · US
Rubber product made out of pyrolysis oil via a polymerization
US-2025263535-A1 · Aug 21, 2025 · US
Adhesive product made out of pyrolysis oil via a polymerization
US-2025263585-A1 · Aug 21, 2025 · US
Purification of waste plastics based oil via a polymerization
US-2025257198-A1 · Aug 14, 2025 · US
Process for the recycling of waste plastics based oil
US-2025257273-A1 · Aug 14, 2025 · US
Process for the recycling and cracking waste plastics based oil
US-2025171696-A1 · May 29, 2025 · US
Process For The Purification Of Waste Plastics Based Oil With The Help Of Basic Compounds
US-2025171695-A1 · May 29, 2025 · US
Optical Detection Of Interface Between Separated Fluid Components
US-2025161958-A1 · May 22, 2025 · US
Prismatic reflector for centrifugal separation chamber
US-12214366-B2 · Feb 4, 2025 · US
Cutting fluid circulation device
US-2024325949-A1 · Oct 3, 2024 · US
Treating fluids recovered from well operations using a graphene oxide coated membrane
US-12059655-B2 · Aug 13, 2024 · US
Particle Discharge Device, Filter Assembly, and Method
US-2024252965-A1 · Aug 1, 2024 · US
Cyclone Separator and Dishwasher
US-2024253066-A1 · Aug 1, 2024 · US
Systems And Methods For Collecting A Platelet Product Having A Target Concentration
US-2024226916-A9 · Jul 11, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D36/045?
- CPC B01D36/045 is the Cooperative Patent Classification code for “Combination of filters with centrifugal separation devices.”
- How many patents are filed under CPC B01D36/045 (Combination of filters with centrifugal separation devices)?
- Our database includes 62 publications tagged with this CPC code.
- Is patent activity under CPC B01D36/045 growing?
- Publication counts under this code: 8 in 2024 vs 14 in 2025 (latest complete years).