A61K 47/44
Oils, fats or waxes according to two or more groups of a61k47/02-a61k47/42
Official title: Oils, fats or waxes according to two or more groups of A61K47/02-A61K47/42; Natural or modified natural oils, fats or waxes, e.g. castor oil, polyethoxylated castor oil, montan wax, lignite, shellac, rosin, beeswax or lanolin (synthetic glycerides, e.g. medium-chain triglycerides, A61K47/14)
A61K47/44 (Oils, fats or waxes according to two or more groups of a61k47/02-a61k47/42) appears on 2,744 US grants and 5,313 published applications in this corpus.
Search patents in A61K- Granted patents
- 2,744
- Published applications
- 5,313
- Assignees
- 2,340
- Inventors
- 8,284
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 8 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 2 | 0 |
| 1993 | 7 | 0 |
| 1994 | 2 | 0 |
| 1995 | 13 | 0 |
| 1996 | 15 | 0 |
| 1997 | 17 | 0 |
| 1998 | 21 | 0 |
| 1999 | 25 | 0 |
| 2000 | 17 | 0 |
| 2001 | 33 | 16 |
| 2002 | 27 | 43 |
| 2003 | 26 | 66 |
| 2004 | 27 | 97 |
| 2005 | 18 | 91 |
| 2006 | 27 | 68 |
| 2007 | 26 | 100 |
| 2008 | 17 | 82 |
| 2009 | 17 | 91 |
| 2010 | 34 | 91 |
| 2011 | 41 | 115 |
| 2012 | 47 | 130 |
| 2013 | 80 | 166 |
| 2014 | 106 | 209 |
| 2015 | 111 | 245 |
| 2016 | 142 | 257 |
| 2017 | 149 | 287 |
| 2018 | 147 | 295 |
| 2019 | 158 | 364 |
| 2020 | 211 | 422 |
| 2021 | 227 | 428 |
| 2022 | 202 | 420 |
| 2023 | 198 | 377 |
| 2024 | 168 | 338 |
| 2025 | 181 | 295 |
| 2026 | 123 | 220 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Injectable formulations in a method for treating pain6 Oct 2026US 12,751,943 B2Pelthos Therapeutics Inc.
- Amorphous substances, crystals, pharmaceutical compositions, preparation methods and uses of thiohydantoin compound or pharmaceutically acceptable salt thereof6 Oct 2026US 12,753,173 B2Suzhou Kintor Pharmaceuticals, Inc.
- Lipid and composition29 Sep 2026US 12,746,207 B2Shizuoka Prefectural University Corporation
- Long-acting ropivacaine pharmaceutical composition, preparation method therefor and use thereof29 Sep 2026US 12,746,286 B2Shanghai Institute of Materia Medica, Chinese Academy of Sciences
- A consumable gel for health ingredients8 Oct 2026US 2026/0306399 A1Gelteq Limited
- Suspension containing heterocyclidene acetamide derivative8 Oct 2026US 2026/0306401 A1Mochida Pharmaceutical Co., Ltd.
- Pyridylaminoacetic acid compound and polyoxyethylene castor oil-containing pharmaceutical composition8 Oct 2026US 2026/0306472 A1Santen Pharmaceutical Co., Ltd.
- Process for preparing dispensable testosterone cream8 Oct 2026US 2026/0306510 A1Lawley Pharmaceuticals Pty Ltd.
- Topical composition8 Oct 2026US 2026/0306512 A1Api Corporation
Most cited
By later US patents
- Delivery systems for hydrophobic drugs320US 5,645,856 AR. P. Scherer Corporation · 1997
- Pharmaceutical and cosmetic carrier or composition for topical application284US 6,911,211 B2Foamix Ltd. · 2005
- Delivery systems for hydrophobic drugs272US 6,096,338 AR. P. Scherer Corporation · 2000
- Emulsion compositions271US 7,622,280 B2454 Life Sciences Corporation · 2009
- Liposomal apparatus and manufacturing methods251US 7,901,708 B2Protiva Biotherapeutics, Inc. · 2011