C09K 21/08
Containing halogen
Official title: containing halogen
C09K21/08 (Containing halogen) appears on 209 US grants and 203 published applications in this corpus.
Search patents in C09K- Granted patents
- 209
- Published applications
- 203
- Assignees
- 115
- Inventors
- 441
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 8 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 8 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 3 | 2 |
| 2005 | 2 | 5 |
| 2006 | 3 | 2 |
| 2007 | 2 | 6 |
| 2008 | 1 | 6 |
| 2009 | 1 | 9 |
| 2010 | 1 | 7 |
| 2011 | 8 | 17 |
| 2012 | 8 | 12 |
| 2013 | 11 | 9 |
| 2014 | 9 | 6 |
| 2015 | 10 | 15 |
| 2016 | 8 | 18 |
| 2017 | 15 | 21 |
| 2018 | 10 | 4 |
| 2019 | 11 | 9 |
| 2020 | 5 | 11 |
| 2021 | 7 | 10 |
| 2022 | 13 | 15 |
| 2023 | 6 | 8 |
| 2024 | 7 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sprayable composition and method31 Mar 2026US 12,590,233 B2Quin Global US, Inc.
- Method for preparing flame retardant aid and flame retardant resin composition comprising flame retardant aid prepared by same25 Nov 2025US 12,479,969 B2LG Chem.Ltd.
- Thermally insulating and fire retardant material and method for making same30 Sep 2025US 12,428,563 B2Zeroignition Technologies Inc.
- Microencapsulated fire extinguishing agents, method of production and fire extinguishing products based on such microcapsules24 Dec 2024US 12,173,139 B1Gebor—Flare Ups Prevention Ltd
- Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane19 Nov 2024US 12,145,015 B2The Chemours Company Fc, LLC
- Firefighting foam composition2 Jul 2026US 2026/0183593 A1Stepan Company
- Compositions comprising 2,3,3,3-tetrafluoropropene, 1,1,2,3-tetra-chloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane29 Jan 2026US 2026/0027399 A1The Chemours Company Fc, LLC
- Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2 chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene15 Jan 2026US 2026/0015535 A1The Chemours Company Fc, LLC
- Non-flammable, cooling composition10 Jul 2025US 2025/0223481 A1Centre National De La Recherche Scientifique
- Flame retardant propylene composition15 May 2025US 2025/0154349 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Compositions containing fluorine substituted olefins90US 7,279,451 B2Honeywell International Inc. · 2007
- Tropodegradable bromine-containing halocarbon additives to decrease flammability of refrigerants foam blowing agents solvents aerosol propellants and sterilants77US 6,300,378 B1University of New Mexico · 2001
- Process and apparatus for heat treating halogenated compounds53US 5,401,890 AAlbemarle Corporation · 1995
- Continuous bromination process and products thereof44US 6,117,371 AGreat Lakes Chemical Corporation · 2000
- Tropodegradable bromine-containing halocarbon additives to decrease flammability of refrigerants, foam blowing agents, solvents, aerosol propellants, and sterilants37US 5,900,185 AUniversity of New Mexico · 1999