C01B 11/00
Oxides or oxyacids of halogens
Official title: Oxides or oxyacids of halogens; Salts thereof
C01B11/00 (Oxides or oxyacids of halogens) appears on 887 US grants and 736 published applications in this corpus.
Search patents in C01B- Granted patents
- 887
- Published applications
- 736
- Assignees
- 412
- Inventors
- 1,491
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 14 | 0 |
| 1978 | 18 | 0 |
| 1979 | 18 | 0 |
| 1980 | 12 | 0 |
| 1981 | 19 | 0 |
| 1982 | 17 | 0 |
| 1983 | 20 | 0 |
| 1984 | 18 | 0 |
| 1985 | 13 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 10 | 0 |
| 1989 | 17 | 0 |
| 1990 | 14 | 0 |
| 1991 | 13 | 0 |
| 1992 | 32 | 0 |
| 1993 | 26 | 0 |
| 1994 | 23 | 0 |
| 1995 | 25 | 0 |
| 1996 | 11 | 0 |
| 1997 | 23 | 0 |
| 1998 | 13 | 0 |
| 1999 | 19 | 0 |
| 2000 | 15 | 0 |
| 2001 | 18 | 6 |
| 2002 | 13 | 14 |
| 2003 | 20 | 23 |
| 2004 | 8 | 30 |
| 2005 | 7 | 35 |
| 2006 | 14 | 37 |
| 2007 | 12 | 33 |
| 2008 | 7 | 24 |
| 2009 | 9 | 20 |
| 2010 | 11 | 41 |
| 2011 | 16 | 31 |
| 2012 | 18 | 31 |
| 2013 | 25 | 21 |
| 2014 | 20 | 22 |
| 2015 | 18 | 36 |
| 2016 | 29 | 26 |
| 2017 | 28 | 26 |
| 2018 | 17 | 44 |
| 2019 | 22 | 31 |
| 2020 | 28 | 40 |
| 2021 | 20 | 35 |
| 2022 | 29 | 37 |
| 2023 | 18 | 37 |
| 2024 | 20 | 23 |
| 2025 | 24 | 22 |
| 2026 | 8 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Anti-caking composition of sodium chlorate29 Sep 2026US 12,747,158 B2Nouryon Chemicals International B. V.
- Spray agent packed in container and method for producing the same8 Sep 2026US 12,729,117 B2NIPPON EKITAN Corporation
- Porous matrix substrate with chlorite reactant for producing chlorine dioxide23 Jun 2026US 12,662,377 B2Chemtreat, Inc.
- Hypochlorous acid water preparation agent, hypochlorous acid water preparation package, and hypochlorous acid water production method9 Jun 2026US 12,649,975 B2Crown Limited
- Compositions and methods for treating transient biofilms21 Apr 2026US 12,605,403 B2Wiab Water Innovation AB
- Systems and methods for producing chlorine dioxide8 Oct 2026US 2026/0307990 A1ChemE Solutions Process Engineering Inc.
- Particle size controlled crystallization of perchlorate salts using a continuous flow taylor-vortex reactor10 Sep 2026US 2026/0265054 A1Government of the United States as Represented by the Secretary of the Air Force
- Method for Preparing Hypochlorous Acid Solutions Having Different Concentrations, Hypochlorous Acid Solutions and Uses Thereof27 Aug 2026US 2026/0248136 A1Crawford Global Limited
- Compositions and methods for treating transient biofilms27 Aug 2026US 2026/0248845 A1Wiab Water Innovation AB
- Gas micro reactor utilizing membrane packaging13 Aug 2026US 2026/0233188 A1Selective Micro Technologies, LLC
Most cited
By later US patents
- Generation of chlorine dioxide for disinfection and sterilization148US 4,104,190 AMinnesota Mining and Manufacturing Company · 1978
- Dry compositions for the production of chlorine dioxide100US 4,547,381 ARio Linda Chemical Co., Inc. · 1985
- Chlorine dioxide generation apparatus and process96US 4,247,531 ARio Linda Chemical Co., Inc. · 1981
- Electrochemical process for producing chloric acid - alkali metal chlorate mixtures96US 5,084,148 AOlin Corporation · 1992
- Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling95US 5,683,654 A1997