C11D 3/227
With nitrogen-containing groups
Official title: {with nitrogen-containing groups}
C11D3/227 (With nitrogen-containing groups) appears on 336 US grants and 448 published applications in this corpus.
Search patents in C11D- Granted patents
- 336
- Published applications
- 448
- Assignees
- 120
- Inventors
- 978
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 14 |
| 2003 | 15 | 11 |
| 2004 | 15 | 25 |
| 2005 | 6 | 17 |
| 2006 | 13 | 25 |
| 2007 | 9 | 16 |
| 2008 | 8 | 21 |
| 2009 | 11 | 19 |
| 2010 | 10 | 31 |
| 2011 | 8 | 16 |
| 2012 | 11 | 14 |
| 2013 | 17 | 12 |
| 2014 | 9 | 16 |
| 2015 | 9 | 12 |
| 2016 | 9 | 11 |
| 2017 | 9 | 24 |
| 2018 | 7 | 24 |
| 2019 | 17 | 16 |
| 2020 | 17 | 17 |
| 2021 | 13 | 18 |
| 2022 | 16 | 16 |
| 2023 | 9 | 19 |
| 2024 | 7 | 23 |
| 2025 | 10 | 20 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Particulate laundry softening wash additive11 Aug 2026US 12,703,841 B2The Procter & Gamble Company
- Particulate laundry softening and freshening wash additive comprising perfume particles and softening particles28 Jul 2026US 12,692,458 B2The Procter & Gamble Company
- Suspending polymer composition, and method of use thereof12 May 2026US 12,624,313 B2ISP Investments Inc.
- Liquid hand dishwashing detergent composition comprising a cationically modified inulin21 Apr 2026US 12,606,776 B2The Procter & Gamble Company
- Packaging solutions24 Mar 2026US 12,582,742 B2Bausch + Lomb Ireland Limited
- Liquid composition with perfume capsules1 Oct 2026US 2026/0297474 A1The Procter & Gamble Company
- Water-soluble automatic dishwashing detergent pouch23 Jul 2026US 2026/0209648 A1The Procter & Gamble Company
- Water-soluble automatic dishwashing detergent pouch23 Jul 2026US 2026/0209652 A1The Procter & Gamble Company
- Articles of Manufacture with Polyurea Capsules Cross-linked with Chitosan25 Jun 2026US 2026/0175188 A1Encapsys, LLC
- Treatment compositions comprising cationic poly alpha-1,6-glucan ethers11 Jun 2026US 2026/0159780 A1The Procter & Gamble Company
Most cited
By later US patents
- Mild thickened shampoo compositions with conditioning properties137US 3,962,418 AThe Procter & Gamble Company · 1976
- Hand wipe solution115US 5,512,199 ABecton, Dickinson and Company · 1996
- Laundry cleansing and conditioning compositions103US 6,949,498 B2Unilever Home & Personal Care USA, Division of Conopco, Inc. · 2005
- Liquid detergent composition in the form of lamellar droplets containing a deflocculating polymer95US 5,147,576 ALever Brothers Company, Division of Conopco, Inc. · 1992
- Particles containing absorbed liquids and methods of making them92US 6,024,943 A2000