C01B 21/09
Halogeno-amines
Official title: Halogeno-amines, e.g. chloramine
C01B21/09 (Halogeno-amines) appears on 23 US grants and 24 published applications in this corpus.
Search patents in C01B- Granted patents
- 23
- Published applications
- 24
- Assignees
- 18
- Inventors
- 60
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 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 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 3 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for producing haloamines and haloamine solutions7 Oct 2025US 12,434,970 B2Buckman Laboratories International, Inc.
- Methods of reducing dinitrogen29 Jul 2025US 12,371,334 B2Monash University
- Method for producing haloamines and haloamine solutions31 Oct 2023US 11,802,050 B2Buckman Laboratories International, Inc.
- Method of regulating one or more component values in monochloramine production using real-time electrochemical sensing16 May 2023US 11,649,182 B2Buckman Laboratories International, Inc.
- Plant for the controlled production of monochloramine for sanitizing fluids7 Feb 2023US 11,572,276 B2Acel S.R.L.
- Method for producing haloamines and haloamine solutions18 Jan 2024US 2024/0018000 A1Buckman Laboratories International, Inc.
- Methods of reducing dinitrogen15 Dec 2022US 2022/0396491 A1Monash University
- Method and apparatus for controlling the production of a haloamine biocide4 Nov 2021US 2021/0337801 A1Solenis Technologies, L.P.
- Method of Regulating One or More Component Values in Monochloramine Production Using Real-Time ElectroChemical Sensing23 Jul 2020US 2020/0231476 A1Buckman Laboratories International, Inc.
- Method for producing haloamines and haloamine solutions4 Jun 2020US 2020/0172398 A1Buckman Laboratories International, Inc.
Most cited
By later US patents
- Process for manufacturing chloramine27US 4,038,372 AThe United States of America as represented by the Secretary of the Navy · 1977
- Encapsulated particles16US 4,124,734 ALever Brothers Company · 1978
- Method and apparatus for producing synergistic biocide14US 7,311,878 B2Hercules Incorporated · 2007
- Synthesis method for solution with high grade chloramine6US 6,222,071 B1Adir et Compagine · 2001
- Process for the synthesis of monochloramine4US 7,045,659 B2Centre National de la Recherche Scientifiques (C.N.R.S.) · 2006