A61K 2800/542
Characterized by the charge
Official title: characterized by the charge
A61K2800/542 (Characterized by the charge) appears on 1,318 US grants and 1,563 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,318
- Published applications
- 1,563
- Assignees
- 396
- Inventors
- 3,101
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 10 | 0 |
| 1981 | 11 | 0 |
| 1982 | 10 | 0 |
| 1983 | 17 | 0 |
| 1984 | 16 | 0 |
| 1985 | 18 | 0 |
| 1986 | 12 | 0 |
| 1987 | 20 | 0 |
| 1988 | 19 | 0 |
| 1989 | 23 | 0 |
| 1990 | 19 | 0 |
| 1991 | 21 | 0 |
| 1992 | 18 | 0 |
| 1993 | 16 | 0 |
| 1994 | 17 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 32 | 0 |
| 1998 | 43 | 0 |
| 1999 | 50 | 0 |
| 2000 | 43 | 0 |
| 2001 | 46 | 15 |
| 2002 | 44 | 45 |
| 2003 | 37 | 71 |
| 2004 | 19 | 95 |
| 2005 | 16 | 69 |
| 2006 | 23 | 71 |
| 2007 | 25 | 57 |
| 2008 | 19 | 60 |
| 2009 | 20 | 61 |
| 2010 | 40 | 57 |
| 2011 | 24 | 35 |
| 2012 | 20 | 29 |
| 2013 | 31 | 28 |
| 2014 | 33 | 31 |
| 2015 | 27 | 60 |
| 2016 | 22 | 69 |
| 2017 | 33 | 94 |
| 2018 | 38 | 66 |
| 2019 | 49 | 87 |
| 2020 | 41 | 79 |
| 2021 | 46 | 95 |
| 2022 | 53 | 78 |
| 2023 | 53 | 69 |
| 2024 | 28 | 61 |
| 2025 | 34 | 48 |
| 2026 | 28 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for preparing surfactant solutions with N-acyl amino acid salts15 Sep 2026US 12,734,122 B2BASF SE
- Hair conditioner8 Sep 2026US 12,728,087 B2Dow Global Technologies LLC
- Aqueous oral care iodide-containing compositions, methods, and kits25 Aug 2026US 12,714,656 B2Solventum Intellectual Properties Company
- Sulfate free personal cleansing composition comprising low inorganic salt18 Aug 2026US 12,708,594 B2The Procter & Gamble Company
- Cosmetic composition comprising an amino silicone, a non-amino silicone and a non-ionic associative polymer, and cosmetic treatment process18 Aug 2026US 12,708,600 B2L'oreal
- W/o composition comprising ionically crosslinked cationic polymer selected from chitosans and polylysines24 Sep 2026US 2026/0283932 A1L'oreal
- Mild lamellar wash composition having reduced isethionate and palm kernel oil derived structurant17 Sep 2026US 2026/0272804 A1Conopco, Inc., d/b/a UNILEVER
- Hair treatment composition3 Sep 2026US 2026/0256678 A1L'oreal
- Hair treatment composition3 Sep 2026US 2026/0256679 A1L'oreal
- Hair treatment composition3 Sep 2026US 2026/0256680 A1L'oreal
Most cited
By later US patents
- Quaternized polymer for use as a cosmetic agent in cosmetic compositions for the hair and skin301US 4,217,914 AL'oreal · 1980
- Composition and process for the treatment of keratin materials with polymers260US 4,240,450 AL'oreal · 1980
- Treating hair with quaternized polymers252US 4,197,865 AL'oreal · 1980
- Hair dye composition containing quaternized polymers247US 4,381,919 ASociete Anonyme dite: L'Oreal · 1983
- Foaming cleansing products236US 5,635,469 AThe Procter & Gamble Company · 1997