Impurity removal method of silicate solid waste and its application
US-12589420-B2 · Mar 31, 2026 · US
Compressing or compacting
Compressing or compacting · 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 | B09B3/32 |
| Official title | Compressing or compacting |
| Display label | Compressing or compacting |
| Total patents | 60 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 10 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 11 |
| 2024 | 13 |
| 2025 | 6 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for disposing of battery cells
US-2026074314-A1 · Mar 12, 2026 · US
Method for compression of aqueous slurry containing solid foreign matter and paper dust, and treatment method of waste gypsum board
US-12559380-B2 · Feb 24, 2026 · US
Method for sterilizing and decontaminating post-consumer absorbent sanitary products polluted with organic compounds derived from human metabolism
US-12533438-B2 · Jan 27, 2026 · US
Method for producing regenerated positive electrode
US-2025309392-A1 · Oct 2, 2025 · US
Method of manufacturing regenerated positive electrode
US-2025309389-A1 · Oct 2, 2025 · US
Glass cover disassembly equipment and glass cover disassembly method using the same
US-2025249676-A1 · Aug 7, 2025 · US
Method for recovering and separating unsaturated fluorinated hydrocarbons
US-12370585-B2 · Jul 29, 2025 · US
Recycling of waste yarns
US-2025204632-A1 · Jun 26, 2025 · US
Waste plastic density separation
US-2025153398-A1 · May 15, 2025 · US
Multi waste processor
US-12179243-B2 · Dec 31, 2024 · US
Waste plastic density separation
US-12157251-B2 · Dec 3, 2024 · US
Glass fiber product containing recycled glass fibers and process for recycling glass fiber products
US-2024326113-A1 · Oct 3, 2024 · US
Waste collection equipment
US-12037189-B2 · Jul 16, 2024 · US
Method for producing pulp fibers for cellulose nanofiberization, and pulp fibers for cellulose nanofiberization
US-11987932-B2 · May 21, 2024 · US
Waste plastic density separation
US-2024157604-A1 · May 16, 2024 · US
Continuous extruded solids discharge
US-11975297-B2 · May 7, 2024 · US
Recycle apparatus for photovoltaic module
US-11931783-B2 · Mar 19, 2024 · US
Centralized treatment devices for kitchen waste
US-11905694-B2 · Feb 20, 2024 · US
Process to recover a portion of post-recycling municipal solid waste
US-11898308-B2 · Feb 13, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B09B3/32?
- CPC B09B3/32 is the Cooperative Patent Classification code for “Compressing or compacting.”
- How many patents are filed under CPC B09B3/32 (Compressing or compacting)?
- Our database includes 60 publications tagged with this CPC code.
- Is patent activity under CPC B09B3/32 growing?
- Publication counts under this code: 13 in 2024 vs 6 in 2025 (latest complete years).