A61K 2800/54
Polymers characterized by specific structures/properties
A61K2800/54 (Polymers characterized by specific structures/properties) appears on 1,811 US grants and 2,359 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,811
- Published applications
- 2,359
- Assignees
- 580
- Inventors
- 4,349
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 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 | 19 | 0 |
| 1986 | 13 | 0 |
| 1987 | 24 | 0 |
| 1988 | 19 | 0 |
| 1989 | 25 | 0 |
| 1990 | 19 | 0 |
| 1991 | 22 | 0 |
| 1992 | 21 | 0 |
| 1993 | 18 | 0 |
| 1994 | 20 | 0 |
| 1995 | 15 | 0 |
| 1996 | 12 | 0 |
| 1997 | 35 | 0 |
| 1998 | 46 | 0 |
| 1999 | 55 | 0 |
| 2000 | 48 | 0 |
| 2001 | 55 | 17 |
| 2002 | 59 | 63 |
| 2003 | 47 | 107 |
| 2004 | 35 | 132 |
| 2005 | 23 | 118 |
| 2006 | 41 | 96 |
| 2007 | 35 | 77 |
| 2008 | 37 | 91 |
| 2009 | 26 | 78 |
| 2010 | 51 | 87 |
| 2011 | 35 | 56 |
| 2012 | 29 | 51 |
| 2013 | 47 | 45 |
| 2014 | 51 | 70 |
| 2015 | 53 | 126 |
| 2016 | 52 | 124 |
| 2017 | 68 | 153 |
| 2018 | 72 | 106 |
| 2019 | 65 | 114 |
| 2020 | 74 | 106 |
| 2021 | 78 | 134 |
| 2022 | 70 | 111 |
| 2023 | 71 | 89 |
| 2024 | 41 | 84 |
| 2025 | 54 | 80 |
| 2026 | 39 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cosmetic preparation6 Oct 2026US 12,751,909 B2Shiseido Company, Ltd.
- Piezoelectric polylactic acid material and preparation method and application thereof22 Sep 2026US 12,742,038 B2Ningbo Michi Technology Co., Ltd.
- 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
- Composition comprising two particular oxidation dye precursors and a particular amino silicone8 Sep 2026US 12,728,089 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