A61K 31/047
Having two or more hydroxy groups
Official title: having two or more hydroxy groups, e.g. sorbitol
A61K31/047 (Having two or more hydroxy groups) appears on 1,057 US grants and 1,998 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,057
- Published applications
- 1,998
- Assignees
- 931
- Inventors
- 3,039
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 17 | 0 |
| 1999 | 11 | 0 |
| 2000 | 9 | 0 |
| 2001 | 19 | 8 |
| 2002 | 10 | 13 |
| 2003 | 10 | 22 |
| 2004 | 5 | 32 |
| 2005 | 8 | 12 |
| 2006 | 7 | 23 |
| 2007 | 5 | 29 |
| 2008 | 7 | 36 |
| 2009 | 7 | 39 |
| 2010 | 11 | 58 |
| 2011 | 11 | 56 |
| 2012 | 14 | 38 |
| 2013 | 22 | 82 |
| 2014 | 45 | 111 |
| 2015 | 57 | 116 |
| 2016 | 69 | 133 |
| 2017 | 67 | 112 |
| 2018 | 75 | 113 |
| 2019 | 85 | 149 |
| 2020 | 87 | 137 |
| 2021 | 83 | 157 |
| 2022 | 67 | 123 |
| 2023 | 64 | 121 |
| 2024 | 65 | 122 |
| 2025 | 47 | 84 |
| 2026 | 44 | 72 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Assisted loading of hydrophobic molecules into liposomes6 Oct 2026US 12,751,922 B2University of Connecticut
- Carotenoid preparations, preparation methods, and application thereof6 Oct 2026US 12,751,924 B2Innobio Corporation Limited
- Ionic liquids for transdermal drug delivery6 Oct 2026US 12,752,009 B2Arizona Board of Regents
- Nutritional formulas comprising medium chain fatty acids or esters thereof and methods related thereto15 Sep 2026US 12,734,145 B2Children's Healthcare of Atlanta, Inc.
- Araliadiol dextrin cyclodextrin powdery preparations and method of manufacturing same1 Sep 2026US 12,721,813 B2Ichimaru Pharcos Co., Ltd.
- Tea compositions comprising paraxanthine and methods of production thereof8 Oct 2026US 2026/0305643 A1
- Sulfurized imidazoles in ophthalmic formulations8 Oct 2026US 2026/0306431 A1Geneiii Biotech Company Ltd.
- Composition and method of making1 Oct 2026US 2026/0294839 A1AGP Innovation Limited
- Compositions and compounds including lithium orotate1 Oct 2026US 2026/0294962 A1Atlantis Software Company
- Oral administration composition, soft capsule formulation and method for producing oral administration composition24 Sep 2026US 2026/0283994 A1Suntory Holdings Limited
Most cited
By later US patents
- Method for reducing skin irritation associated with drug/penetration enhancer compositions187US 4,855,294 ATheratech, Inc. · 1989
- Hydrophilic, non-aqueous pharmaceutical carriers and compositions and uses170US 8,486,374 B2Foamix Ltd. · 2013
- Compositions and methods for treating surgical adhesions160US 6,689,803 B2Angiotech Pharmaceuticals, Inc. · 2004
- Penetration enhancing and irritation reducing systems159US 6,319,913 B1Cellegy Pharmaceuticals, Inc. · 2001
- Method and device for the provocation of air passage narrowing and/or the induction of sputum116US 5,817,028 ACentral Sydney Area Health Service · 1998