C11D 3/3905
Bleach activators or bleach catalysts
Official title: {Bleach activators or bleach catalysts}
C11D3/3905 (Bleach activators or bleach catalysts) appears on 1,004 US grants and 720 published applications in this corpus.
Search patents in C11D- Granted patents
- 1,004
- Published applications
- 720
- Assignees
- 207
- Inventors
- 2,036
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 14 | 0 |
| 1978 | 24 | 0 |
| 1979 | 11 | 0 |
| 1980 | 12 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 10 | 0 |
| 1984 | 12 | 0 |
| 1985 | 15 | 0 |
| 1986 | 15 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 10 | 0 |
| 1990 | 18 | 0 |
| 1991 | 20 | 0 |
| 1992 | 24 | 0 |
| 1993 | 14 | 0 |
| 1994 | 19 | 0 |
| 1995 | 31 | 0 |
| 1996 | 33 | 0 |
| 1997 | 31 | 0 |
| 1998 | 50 | 0 |
| 1999 | 56 | 0 |
| 2000 | 57 | 0 |
| 2001 | 47 | 22 |
| 2002 | 49 | 57 |
| 2003 | 43 | 43 |
| 2004 | 36 | 37 |
| 2005 | 20 | 41 |
| 2006 | 24 | 30 |
| 2007 | 12 | 26 |
| 2008 | 12 | 21 |
| 2009 | 16 | 36 |
| 2010 | 10 | 38 |
| 2011 | 12 | 41 |
| 2012 | 9 | 25 |
| 2013 | 11 | 26 |
| 2014 | 19 | 23 |
| 2015 | 16 | 15 |
| 2016 | 7 | 26 |
| 2017 | 12 | 36 |
| 2018 | 8 | 20 |
| 2019 | 17 | 26 |
| 2020 | 14 | 24 |
| 2021 | 17 | 24 |
| 2022 | 19 | 20 |
| 2023 | 13 | 20 |
| 2024 | 15 | 14 |
| 2025 | 10 | 15 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions comprising bleaching catalyst, manufacturing process thereof, and bleaching and cleaning agent comprising same6 Oct 2026US 12,753,372 B2Catexel Limited
- Cleaning compositions comprising dispersins VI29 Sep 2026US 12,747,416 B2Henkel AG & Co. KGaA
- Dual-function additives and cleaning compositions including the same19 May 2026US 12,630,788 B1FutureFuel Chemical Company
- Post-CMP cleaning liquid comprising a substituted benzene anticorrosive agent, chelant, and amine compound24 Mar 2026US 12,588,450 B2FUJIFILM Corporation
- Granules comprising protonated triazacyclic compounds and bleaching agent and cleaning agent comprising the same17 Mar 2026US 12,577,505 B2Catexel Limited
- Cleaning and disinfecting wipes with enhanced thickness perception8 Oct 2026US 2026/0308491 A1The Clorox Company
- Bleach Catalyst and Composition Comprising Said Catalyst24 Sep 2026US 2026/0286254 A1Reckitt Benckiser Vanish B.V.
- Bleach Catalyst With Improved Performance, Granule Comprising The Bleach Catalyst, And Composition Comprising Said Catalyst Or Said Granule17 Sep 2026US 2026/0275249 A1Reckitt Benckiser Vanish B.V.
- Composition for the removal of stains13 Aug 2026US 2026/0234514 A1Reckitt Benckiser Vanish B.V.
- Process for manufacturing solid particles comprising at least one aminocarboxylate complexing agent13 Aug 2026US 2026/0234515 A1BASF SE
Most cited
By later US patents
- Color-safe bleach boosters, compositions and laundry methods employing same297US 5,576,282 AThe Procter & Gamble Company · 1996
- Upright extraction cleaning machine240US 6,131,237 ABISSELL Homecare, Inc. · 2000
- Bleaching compositions239US 4,412,934 AThe Procter & Gamble Company · 1983
- Detergent compositions comprising multiperacid-forming bleach activators219US 5,595,967 AThe Procter & Gamble Company · 1997
- Bleach catalyst compositions and use thereof in laundry bleaching and detergent compositions201US 4,430,243 AThe Procter & Gamble Company · 1984