Membrane for applying pressure to pad in chemical mechanical polishing
US-2026021555-A1 · Jan 22, 2026 · US
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by liquid or gas pressure only
by liquid or gas pressure only · 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 | B24B47/06 |
| Official title | by liquid or gas pressure only |
| Display label | by liquid or gas pressure only |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Component treatment method and apparatus
US-12491601-B2 · Dec 9, 2025 · US
Component treatment method and apparatus
US-2023294236-A1 · Sep 21, 2023 · US
Wheel burr cleaning device
US-11396077-B2 · Jul 26, 2022 · US
Belt grinder
US-11161216-B2 · Nov 2, 2021 · US
Wheel burr cleaning device
US-2020139501-A1 · May 7, 2020 · US
Belt grinder
US-2020070299-A1 · Mar 5, 2020 · US
Full-automatic Polishing Machine
US-2019314952-A1 · Oct 17, 2019 · US
Grinding apparatus
US-10343248-B2 · Jul 9, 2019 · US
Grinding machine
US-10322486-B2 · Jun 18, 2019 · US
Grinding apparatus
US-2018021911-A1 · Jan 25, 2018 · US
Polishing Apparatus
US-2017157738-A1 · Jun 8, 2017 · US