High temperature resistant Portland cement slurry and production method thereof
US-11618844-B2 · Apr 4, 2023 · US
Granular materials {, e.g. microballoons} · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B14/02 |
| Official title | Granular materials {, e.g. microballoons} |
| Display label | Granular materials {, e.g. microballoons} |
| Total patents | 27 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 7 |
| 2017 | 5 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11618844-B2 · Apr 4, 2023 · US
US-11542197-B2 · Jan 3, 2023 · US
US-11434134-B2 · Sep 6, 2022 · US
US-10994995-B2 · May 4, 2021 · US
US-10597326-B2 · Mar 24, 2020 · US
US-10501685-B2 · Dec 10, 2019 · US
US-2019185321-A1 · Jun 20, 2019 · US
US-2019185322-A1 · Jun 20, 2019 · US
US-10301433-B2 · May 28, 2019 · US
US-10214452-B2 · Feb 26, 2019 · US
US-10179736-B2 · Jan 15, 2019 · US
US-10125050-B2 · Nov 13, 2018 · US
US-9938189-B2 · Apr 10, 2018 · US
US-2017355642-A1 · Dec 14, 2017 · US
US-9796622-B2 · Oct 24, 2017 · US
US-9796624-B1 · Oct 24, 2017 · US
US-9771455-B2 · Sep 26, 2017 · US
US-9630880-B2 · Apr 25, 2017 · US
US-9469570-B2 · Oct 18, 2016 · US
US-2016137500-A1 · May 19, 2016 · US
Answers are generated from the same data shown on this page.