A61K 31/7048
Having oxygen as a ring hetero atom
Official title: having oxygen as a ring hetero atom, e.g. leucoglucosan, hesperidin, erythromycin, nystatin {, digitoxin or digoxin}
A61K31/7048 (Having oxygen as a ring hetero atom) appears on 3,129 US grants and 6,025 published applications in this corpus.
Search patents in A61K- Granted patents
- 3,129
- Published applications
- 6,025
- Assignees
- 2,489
- Inventors
- 10,607
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 11 | 0 |
| 1996 | 35 | 0 |
| 1997 | 51 | 0 |
| 1998 | 40 | 0 |
| 1999 | 44 | 0 |
| 2000 | 38 | 0 |
| 2001 | 44 | 24 |
| 2002 | 44 | 95 |
| 2003 | 65 | 155 |
| 2004 | 36 | 172 |
| 2005 | 40 | 206 |
| 2006 | 62 | 203 |
| 2007 | 31 | 179 |
| 2008 | 43 | 157 |
| 2009 | 42 | 142 |
| 2010 | 70 | 168 |
| 2011 | 78 | 189 |
| 2012 | 88 | 166 |
| 2013 | 136 | 231 |
| 2014 | 160 | 281 |
| 2015 | 149 | 288 |
| 2016 | 161 | 333 |
| 2017 | 168 | 282 |
| 2018 | 157 | 259 |
| 2019 | 177 | 280 |
| 2020 | 196 | 338 |
| 2021 | 196 | 390 |
| 2022 | 177 | 365 |
| 2023 | 172 | 348 |
| 2024 | 145 | 300 |
| 2025 | 165 | 280 |
| 2026 | 78 | 194 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Aqueous pharmaceutical compositions comprising SGLT-2 inhibitors29 Sep 2026US 12,746,198 B2
- Imidazole-based synthetic lipidoids for in vivo mRNA delivery into immune cells29 Sep 2026US 12,747,214 B2Trustees of Tufts College
- Composition for improving vascular endothelial function15 Sep 2026US 12,734,187 B2San-Ei Gen F. F. I., Inc.
- Pharmaceutical composition comprising combination of sitagliptin and empagliflozin15 Sep 2026US 12,734,188 B2Unison Pharmaceuticals Pvt. Ltd.
- Therapeutic methods for preventing tumor metastasis and tumor recurrence8 Sep 2026US 12,728,104 B2Lunella Biotech, Inc.
- Oral targeted nano delivery systems containing geniposide and preparation methods thereof8 Oct 2026US 2026/0306417 A1Institute of Chinese Materia Medica, China Academy of Chinese Medical Sciences
- Materials and methods for treating fungal infections8 Oct 2026US 2026/0306425 A1Virginia Tech Intellectual Properties, Inc.
- Methods of preventing post-traumatic osteoarthritis using metformin8 Oct 2026US 2026/0306428 A1
- Pharmaceutical Combination of Oral Ivermectin and Mebendazole for Treatment of Refractory or Metastatic Pancreatic Cancers8 Oct 2026US 2026/0306458 A1
- Composition for removing and inhibiting senescent cells, and uses thereof8 Oct 2026US 2026/0306460 A1Lifeceutix Co., Ltd.
Most cited
By later US patents
- Solid carriers for improved delivery of active ingredients in pharmaceutical compositions930US 6,248,363 B1Lipocine Inc. · 2001
- Methods for treating multiple myeloma with 3-(4-amino-1-oxo-1,3-dihydro-isoindol-2-yl)-piperidine-2,6-dione after stem cell transplantation733US 9,101,621 B2Celgene Corporation · 2015
- Solid carriers for improved delivery of active ingredients in pharmaceutical compositions684US 6,923,988 B2Lipocine Inc. · 2005
- Solid carriers for improved delivery of hydrophobic active ingredients in pharmaceutical compositions616US 6,569,463 B2Lipocine Inc. · 2003
- Controlled release of antiparasitic agents in animals603US 5,733,566 AAlkermes Controlled Therapeutics Inc. II · 1998