Chryso
Issy les Moulineaux, FR· latest recorded location
CHRYSO is named on 31 US grants and 43 published applications in this corpus. Its most frequent classification is C04B (Lime, magnesia).
- Granted patents
- 31
- Published applications
- 43
- Inventors
- 65
- Granted in 2026 so far
- 1
- Most recent grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 5 |
| 2013 | 4 | 3 |
| 2014 | 0 | 1 |
| 2015 | 3 | 7 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 5 | 4 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 0 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 4 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Technology areas
Share of 74 documents
- C04BLime, magnesia68
- C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds16
- C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds11
- C08LCompositions of macromolecular compounds7
- C07CAcyclic or carbocyclic compounds5
- C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen5
- C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5
- Y02PLow-carbon manufacturing4
- Y02WClimate change mitigation technologies related to wastewater treatment or waste management4
- C09KMaterials for miscellaneous applications, not provided for elsewhere3
Recent patents
- Method for analysing the quantity of clay in a sand20 Jan 2026US 12,529,691 B2
- Fluidizing compounds for hydraulic compositions23 Dec 2025US 12,503,395 B2
- Method for using alkanolamine in a grinder29 Apr 2025US 12,286,383 B2
- Method for grinding a hydraulic binder10 Sep 2024US 12,084,389 B2
- Hydraulic composition for grout30 Jan 2024US 11,884,592 B2
- Hydraulic binder composition comprising blast furnace slag12 Jun 2025US 2025/0187984 A1
- Improved workability retention in low-clinker hydraulic compositions7 Nov 2024US 2024/0368035 A1
- Adjuvant for increasing the short-term mechanical strength of a hydraulic composition with a reduced clinker content8 Aug 2024US 2024/0262749 A1
- Hydraulic binder composition comprising blast furnace slag21 Mar 2024US 2024/0092695 A1
- Admixture for fluidifying a cementitious composition with reduced cement content22 Feb 2024US 2024/0059611 A1
Most cited
By later US patents
- Thinners for aqueous suspensions of mineral particles and hydraulic binder pastes16US 5,879,445 A1999
- Fluidizing agents for hydraulic bonding materials; hydraulic bonding materials containing said fluidizing agents; method of making and using same6US 4,518,725 A1985
- Rapid binder compositions containing a calcium salt for concrete components and structures5US 8,366,825 B22013
- Process for the preparation of polyoxyalkylated amines2US 5,629,452 A1997
- Additive for reducing chromium (VI) to chromium (III) ions2US 8,361,221 B22013