C11D 3/3955
Organic bleaching agents
Official title: {Organic bleaching agents (C11D3/3951 takes precedence)}
C11D3/3955 (Organic bleaching agents) appears on 175 US grants and 121 published applications in this corpus.
Search patents in C11D- Granted patents
- 175
- Published applications
- 121
- Assignees
- 71
- Inventors
- 422
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 10 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 0 |
| 2002 | 0 | 2 |
| 2003 | 4 | 5 |
| 2004 | 4 | 4 |
| 2005 | 1 | 2 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 1 | 6 |
| 2009 | 1 | 4 |
| 2010 | 0 | 1 |
| 2011 | 3 | 4 |
| 2012 | 2 | 8 |
| 2013 | 1 | 8 |
| 2014 | 6 | 7 |
| 2015 | 3 | 7 |
| 2016 | 6 | 9 |
| 2017 | 7 | 5 |
| 2018 | 7 | 6 |
| 2019 | 3 | 7 |
| 2020 | 3 | 4 |
| 2021 | 7 | 7 |
| 2022 | 3 | 2 |
| 2023 | 4 | 7 |
| 2024 | 2 | 6 |
| 2025 | 1 | 3 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anthracene-9,10-dione derivatives as photoactivators in detergents14 Jul 2026US 12,680,055 B2Henkel AG & Co. KGaA
- Washing agent portion unit23 Jun 2026US 12,662,652 B2Henkel AG & Co. KGaA
- Water disintegrable, foam producing article for use as a toilet bowl cleaner12 May 2026US 12,624,319 B2The Procter & Gamble Company
- Solid free-flowing particulate laundry detergent composition6 Jan 2026US 12,516,274 B2The Procter & Gamble Company
- Method of washing textile articles19 Aug 2025US 12,391,902 B2Ecolab USA Inc.
- Detergents and Cleaning Compositions with Improved Bleaching Performance2 Jul 2026US 2026/0185019 A1Symrise AG
- Method of treating dishware in a domestic automatic dishwashing appliance26 Mar 2026US 2026/0085263 A1The Procter & Gamble Company
- Method of washing textile articles13 Nov 2025US 2025/0346833 A1
- Cleaning agent composition and cleaning method16 Oct 2025US 2025/0320435 A1Shikoku Chemicals Corporation
- Detergent composition comprising detersive surfactant and graft polymer23 Jan 2025US 2025/0027012 A1The Procter & Gamble Company
Most cited
By later US patents
- Lavatory cleansing blocks95US 4,460,490 AJeyes Group Limited · 1984
- Two component cleaner and disinfectant tablet93US 4,578,207 AHenkel Kommanditgesellschaft auf Aktien · 1986
- Two-component cleaner and disinfectant tablet92US 4,683,072 AHenkel Kommanditgesellschaft auf Aktien · 1987
- Chlorinated solid rinse aid83US 5,358,653 AEcolab Inc. · 1994
- Polymer sheet for delivering laundry care additive and laundry care product formed from same81US 4,557,852 AS. C. Johnson & Son, Inc. · 1985