A61K 31/70
Carbohydrates
Official title: Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047)
A61K31/70 (Carbohydrates) appears on 29,215 US grants and 54,322 published applications in this corpus.
Search patents in A61K- Granted patents
- 29,215
- Published applications
- 54,322
- Assignees
- 14,393
- Inventors
- 80,649
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 44 | 0 |
| 1977 | 44 | 0 |
| 1978 | 29 | 0 |
| 1979 | 38 | 0 |
| 1980 | 36 | 0 |
| 1981 | 32 | 0 |
| 1982 | 41 | 0 |
| 1983 | 32 | 0 |
| 1984 | 50 | 0 |
| 1985 | 46 | 0 |
| 1986 | 35 | 0 |
| 1987 | 68 | 0 |
| 1988 | 60 | 0 |
| 1989 | 106 | 0 |
| 1990 | 98 | 0 |
| 1991 | 102 | 0 |
| 1992 | 134 | 0 |
| 1993 | 140 | 0 |
| 1994 | 97 | 0 |
| 1995 | 167 | 0 |
| 1996 | 238 | 0 |
| 1997 | 365 | 0 |
| 1998 | 364 | 0 |
| 1999 | 346 | 0 |
| 2000 | 334 | 0 |
| 2001 | 352 | 144 |
| 2002 | 372 | 654 |
| 2003 | 392 | 1051 |
| 2004 | 292 | 1206 |
| 2005 | 322 | 1327 |
| 2006 | 412 | 1398 |
| 2007 | 308 | 1378 |
| 2008 | 342 | 1285 |
| 2009 | 385 | 1477 |
| 2010 | 612 | 1757 |
| 2011 | 664 | 1886 |
| 2012 | 845 | 1784 |
| 2013 | 1192 | 2309 |
| 2014 | 1408 | 2660 |
| 2015 | 1532 | 2643 |
| 2016 | 1591 | 2883 |
| 2017 | 1652 | 2613 |
| 2018 | 1541 | 2631 |
| 2019 | 1735 | 2942 |
| 2020 | 1704 | 2910 |
| 2021 | 1696 | 3210 |
| 2022 | 1649 | 3426 |
| 2023 | 1414 | 3014 |
| 2024 | 1408 | 2883 |
| 2025 | 1413 | 2610 |
| 2026 | 936 | 2241 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61K 31/7042Compounds having saccharide radicals and heterocyclic rings8,333
- A61K 31/7088Compounds having three or more nucleosides or nucleotides7,932
- A61K 31/715Polysaccharides, i.e. having more than five saccharide radicals attached to each other6,103
- A61K 31/7028Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages4,551
- A61K 31/7004Monosaccharides having only carbon, hydrogen and oxygen atoms1,039
- A61K 31/7135Compounds containing heavy metals848
- A61K 31/702Oligosaccharides, i.e. having three to five saccharide radicals attached to each other778
- A61K 31/7016Disaccharides611
All 12 subgroupsShow fewer
Recent patents
- Use of ionic polymers in biomass processing for preparation of animal feed additive6 Oct 2026US 12,751,470 B2Embion Technologies SA
- Medication that protects the intestinal microbiota and their preparation methods and applications6 Oct 2026US 12,751,921 B2University of Science and Technology of China
- Assisted loading of hydrophobic molecules into liposomes6 Oct 2026US 12,751,922 B2University of Connecticut
- Therapeutic uses of inhibitors of the RNA-binding protein HuR6 Oct 2026US 12,751,938 B2University of Kansas
- Composition for prevention, amelioration, or treatment of hypersensitivity immune disease containing galactose6 Oct 2026US 12,751,961 B2Quorum Bio Co., Ltd.
- Steroid-cationic lipid compound and use thereof8 Oct 2026US 2026/0306406 A1Cansino (Shanghai) Biological Research Co., Ltd.
- 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
- Lipid nanoparticle for delivering nucleic acid drug, and preparation method therefor and use thereof8 Oct 2026US 2026/0306419 A1Cansino (Shanghai) Biological Research Co., Ltd.
- 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
Most cited
By later US patents
- Medical devices and applications of polyhydroxyalkanoate polymers1,636US 6,838,493 B2Metabolix, Inc. · 2005
- Biomaterial drug delivery and surface modification compositions1,362US 7,850,982 B2Tyco Healthcare Group LP · 2010
- Genetic inhibition by double-stranded RNA1,185US 6,506,559 B1Carnegie Institute of Washington · 2003
- Method of treating androgen independent prostate cancer1,091US 9,040,574 B2Natrogen Therapeutics International, Inc. · 2015
- Solid carriers for improved delivery of active ingredients in pharmaceutical compositions930US 6,248,363 B1Lipocine Inc. · 2001