Compositions and methods for branched calcium lignosulfonate cement dispersants
US-12291670-B2 · May 6, 2025 · US
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Aldehydes, ketones
Aldehydes, ketones · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C04B24/008 |
| Official title | {Aldehydes, ketones} |
| Display label | Aldehydes, ketones |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Accelerators for the reaction of steelmaking slag with water
US-2024286958-A1 · Aug 29, 2024 · US
Compositions and methods for calcium lignosulfonate cement dispersants
US-2024279117-A1 · Aug 22, 2024 · US
Compositions and methods for branched calcium lignosulfonate cement dispersants
US-2024279529-A1 · Aug 22, 2024 · US
Cement compositions with 3d graphene carbons
US-2024010555-A1 · Jan 11, 2024 · US
Geopolymer cement slurries, cured geopolymer cement and methods of making and use thereof
US-11820708-B2 · Nov 21, 2023 · US
Process for the production of composite articles
US-2021253478-A1 · Aug 19, 2021 · US
Modifying cementitious compositions using ketone alcohol oil waste
US-10752549-B2 · Aug 25, 2020 · US
Curing agent for curing a polymer resin
US-2020071235-A1 · Mar 5, 2020 · US
Process and additive to improve adhesion of building compositions to substrates
US-10519064-B2 · Dec 31, 2019 · US
Resin mixture, reaction resin—mortar, multi-component mortar system, and their application
US-10239787-B2 · Mar 26, 2019 · US
Filtrate control agents in solid form
US-10150702-B2 · Dec 11, 2018 · US
Process for hydrophobization of concrete
US-10144671-B2 · Dec 4, 2018 · US
Method for producing a prefabricated building material
US-10131580-B2 · Nov 20, 2018 · US
Modifying Cementitious Compositions Using Ketone Alcohol Oil Waste
US-2018044240-A1 · Feb 15, 2018 · US
A process for hydrophobization of concrete
US-2017240468-A1 · Aug 24, 2017 · US
Method for producing a prefabricated building material
US-2017240467-A1 · Aug 24, 2017 · US
Resin mixture, reaction resin - mortar, multi-component mortar system, and their application
US-2016159689-A1 · Jun 9, 2016 · US
Reaction resin mortar, multi-component mortar system and the use thereof
US-2016137552-A1 · May 19, 2016 · US
Filtrate control agents in solid form
US-2015133346-A1 · May 14, 2015 · US