Kneading rotor, kneading machine, method for kneading rubber material, and method for manufacturing kneading rotor
US-12544954-B2 · Feb 10, 2026 · US
Component parts, details or accessories; Auxiliary operations
Component parts, details or accessories; Auxiliary operations · 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 | B29B7/22 |
| Official title | Component parts, details or accessories; Auxiliary operations |
| Display label | Component parts, details or accessories; Auxiliary operations |
| Total patents | 41 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rubber composition manufacturing method and tire manufacturing method
US-12466923-B2 · Nov 11, 2025 · US
Rubber composition manufacturing method, tire manufacturing method, and rubber composition manufacturing apparatus
US-12434409-B2 · Oct 7, 2025 · US
Device and method for the production of plastic parts with drying and desiccant feed devices
US-12304113-B2 · May 20, 2025 · US
Rotor with anti-wear device and fixation system
US-12296505-B2 · May 13, 2025 · US
Method for producing a rubber mixture with detection of volatile organic compounds
US-11872723-B2 · Jan 16, 2024 · US
Device and method for the production of plastic parts, more particularly of adhesive applications
US-2023405876-A1 · Dec 21, 2023 · US
Stirrers for curable compositions
US-2023330609-A1 · Oct 19, 2023 · US
Device and method for the production of plastic parts with drying and dessicant feed devices
US-11780117-B2 · Oct 10, 2023 · US
Rubber composition manufacturing method, tire manufacturing method, and rubber composition manufacturing apparatus
US-2023202069-A1 · Jun 29, 2023 · US
Rubber composition manufacturing method and tire manufacturing method
US-2023203284-A1 · Jun 29, 2023 · US
Apparatus for mixing resin composition for manufacturing polishing pad and method of manufacturing polishing pad
US-2022379275-A1 · Dec 1, 2022 · US
Kneading rotor, kneading machine, method for kneading rubber material, and method for manufacturing kneading rotor
US-2022347887-A1 · Nov 3, 2022 · US
Rotor with anti-wear device and means for attaching same
US-11478955-B2 · Oct 25, 2022 · US
Rotor with anti-wear device and fixation system
US-2022266475-A1 · Aug 25, 2022 · US
Preparing and dispensing polymer materials and producing polymer articles therefrom
US-11413591-B2 · Aug 16, 2022 · US
Rubber composition manufacturing method and tire manufacturing method
US-2022195150-A1 · Jun 23, 2022 · US
Rubber composition manufacturing method and tire manufacturing method
US-2022195130-A1 · Jun 23, 2022 · US
Kneading rotor and batch-type kneading machine
US-11267162-B2 · Mar 8, 2022 · US
Dust stop device for sealed kneader
US-11148325-B2 · Oct 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29B7/22?
- CPC B29B7/22 is the Cooperative Patent Classification code for “Component parts, details or accessories; Auxiliary operations.”
- How many patents are filed under CPC B29B7/22 (Component parts, details or accessories; Auxiliary operations)?
- Our database includes 41 publications tagged with this CPC code.
- Is patent activity under CPC B29B7/22 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).