C11D 1/645
Mixtures of compounds all of which are cationic
C11D1/645 (Mixtures of compounds all of which are cationic) appears on 180 US grants and 122 published applications in this corpus.
Search patents in C11D- Granted patents
- 180
- Published applications
- 122
- Assignees
- 73
- Inventors
- 414
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 1 |
| 2002 | 10 | 4 |
| 2003 | 11 | 16 |
| 2004 | 8 | 11 |
| 2005 | 9 | 9 |
| 2006 | 5 | 9 |
| 2007 | 3 | 6 |
| 2008 | 3 | 1 |
| 2009 | 1 | 6 |
| 2010 | 3 | 5 |
| 2011 | 3 | 9 |
| 2012 | 2 | 3 |
| 2013 | 7 | 3 |
| 2014 | 2 | 4 |
| 2015 | 1 | 4 |
| 2016 | 1 | 3 |
| 2017 | 3 | 5 |
| 2018 | 1 | 2 |
| 2019 | 2 | 5 |
| 2020 | 1 | 1 |
| 2021 | 2 | 6 |
| 2022 | 3 | 3 |
| 2023 | 4 | 5 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Fabric softening composition comprising esterquat, cationic acrylic polymer, and germicidal cationic surfactant18 Nov 2025US 12,473,514 B2Henkel AG & Co. KGaA
- Personal cleansing composition10 Oct 2023US 11,779,528 B2Conopco, Inc.
- Long-chain alkyl esterquats for highly viscous laundry and cleaning formulations4 Jul 2023US 11,692,153 B2Evonik Operations GmbH
- Cationic surfactant foam stabilizing composition20 Jun 2023US 11,679,292 B2Dow Global Technologies LLC
- Antimicrobial composition7 Feb 2023US 11,572,532 B2The Procter & Gamble Company
- Anti-microbial composition8 Aug 2024US 2024/0260571 A1Byotrol PLC
- Fabric conditioner21 Dec 2023US 2023/0407206 A1Conopco, Inc., d/b/a UNILEVER
- Method For Determining Stability Of A Liquid Fabric Softener Formulation11 May 2023US 2023/0140928 A1Henkel AG & Co. KGaA
- Fabric Softening Composition Comprising Germicidal Cationic Surfactants11 May 2023US 2023/0140936 A1Henkel AG & Co. KGaA
- Particulate laundry composition13 Apr 2023US 2023/0112989 A1The Procter & Gamble Company
Most cited
By later US patents
- Concentrated biodegradable quaternary ammonium fabric softener compositions and compouds containing intermediate iodine value unsaturated fatty acid chains104US 5,574,179 AThe Procter & Gamble Company · 1996
- All purpose cleaning composition101US 5,454,984 AReckitt & Colman Inc. · 1995
- Fabric softener compositions with improved environmental impact89US 5,500,138 AThe Procter & Gamble Company · 1996
- Soft tissue paper having a softening composition containing bilayer disrupter deposited thereon76US 6,607,637 B1The Procter & Gamble Company · 2003
- Liquid softener composition, novel quaternary ammonium salt, and process for the preparation of said salt73US 5,476,597 AKao Corporation · 1995