CMP polishing pad with window having transparency at low wavelengths and material useful in such window
US-12275116-B2 · Apr 15, 2025 · US
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for close-grained structure
for close-grained structure · 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 | B24D3/30 |
| Official title | for close-grained structure |
| Display label | for close-grained structure |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cmp polishing pad
US-2024091901-A1 · Mar 21, 2024 · US
Cmp polishing pad
US-2023015668-A1 · Jan 19, 2023 · US
Shaped abrasive particles, methods of making, and abrasive articles including the same
US-11530345-B2 · Dec 20, 2022 · US
Cmp polishing pad with window having transparency at low wavelengths and material useful in such window
US-2022203495-A1 · Jun 30, 2022 · US
Coated abrasives having aggregates
US-2022001513-A1 · Jan 6, 2022 · US
Coated abrasives having aggregates
US-11148255-B2 · Oct 19, 2021 · US
Systems and methods for making abrasive articles
US-10773361-B2 · Sep 15, 2020 · US
Shaped abrasive particles, methods of making, and abrasive articles including the same
US-2020277522-A1 · Sep 3, 2020 · US
Shaped abrasive particles, methods of making, and abrasive articles including the same
US-10696883-B2 · Jun 30, 2020 · US
Coated abrasives having aggregates
US-2019202031-A1 · Jul 4, 2019 · US
Systems and methods for making abrasive articles
US-2018318983-A1 · Nov 8, 2018 · US
Shaped Abrasive Particles, Methods of Making, and Abrasive Articles Including the Same
US-2015267097-A1 · Sep 24, 2015 · US
Large diameter cutting tool
US-9138869-B2 · Sep 22, 2015 · US
Composition for cutting wheel and cutting wheel by using the same
US-8956429-B2 · Feb 17, 2015 · US