A61K 9/5036
Polysaccharides
Official title: {Polysaccharides, e.g. gums, alginate; Cyclodextrin}
A61K9/5036 (Polysaccharides) appears on 1,760 US grants and 2,899 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,760
- Published applications
- 2,899
- Assignees
- 1,277
- Inventors
- 5,048
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 1 | 0 |
| 1982 | 6 | 0 |
| 1983 | 9 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 21 | 0 |
| 1990 | 18 | 0 |
| 1991 | 16 | 0 |
| 1992 | 19 | 0 |
| 1993 | 16 | 0 |
| 1994 | 17 | 0 |
| 1995 | 20 | 0 |
| 1996 | 19 | 0 |
| 1997 | 23 | 0 |
| 1998 | 24 | 0 |
| 1999 | 21 | 0 |
| 2000 | 14 | 0 |
| 2001 | 27 | 12 |
| 2002 | 33 | 39 |
| 2003 | 46 | 58 |
| 2004 | 27 | 73 |
| 2005 | 14 | 70 |
| 2006 | 19 | 85 |
| 2007 | 11 | 97 |
| 2008 | 7 | 94 |
| 2009 | 12 | 90 |
| 2010 | 21 | 96 |
| 2011 | 21 | 111 |
| 2012 | 41 | 84 |
| 2013 | 47 | 112 |
| 2014 | 85 | 163 |
| 2015 | 85 | 180 |
| 2016 | 97 | 201 |
| 2017 | 104 | 167 |
| 2018 | 96 | 145 |
| 2019 | 113 | 154 |
| 2020 | 101 | 142 |
| 2021 | 97 | 134 |
| 2022 | 81 | 140 |
| 2023 | 64 | 116 |
| 2024 | 91 | 152 |
| 2025 | 76 | 113 |
| 2026 | 44 | 71 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Prolonged-release pharmaceutical composition for oral administration of sultiame6 Oct 2026US 12,751,928 B2Advicenne
- Herbal bioactives based immunostimulant formulation for poultry birds and cattle and preparation thereof15 Sep 2026US 12,734,134 B2Edhas Technologies Inc.
- Modified release gamma-hydroxybutyrate formulations having improved pharmacokinetics8 Sep 2026US 12,728,110 B2Flamel Ireland Limited
- Delayed-release formulation of duloxetine1 Sep 2026US 12,721,817 B1Almatica Pharma LLC
- Dual chamber syringe for administering a hormone encapsulated by a hydrogel25 Aug 2026US 12,714,677 B2Vitalte Lifesciences Inc.
- Muco-adhesive, controlled release formulation of levodopa and/or esters of levodopa and uses thereof1 Oct 2026US 2026/0294817 A1Impax Laboratories, LLC
- Hydrogel and orexin receptor ligand compositions and methods of making and using the same1 Oct 2026US 2026/0294820 A1Biologic Delivery Technologies LLC
- Fat-soluble nutrient microcapsule as well as preparation method and use thereof24 Sep 2026US 2026/0283967 A1Xinchang Nhu Vitamins Company Ltd.
- Protecting a bioactive and/or precursor thereof24 Sep 2026US 2026/0283969 A1Commonwealth Scientific and Industrial Research Organisation
- Enriched Withania somnifera Based Dietary Composition and a Method Thereof24 Sep 2026US 2026/0284137 A1Arjuna Natural Private Limited
Most cited
By later US patents
- Encapsulation of biological material667US 4,352,883 ADamon Corporation · 1982
- Orally administrable opioid formulations having extended duration of effect437US 5,968,551 APurdue Pharma L. P. · 1999
- Delivery of multiple doses of medications377US 5,837,284 A1998
- Microcapsules containing viable tissue cells318US 4,391,909 ADamon Corporation · 1983
- Opioid formulations having extended controlled released306US 5,958,459 APurdue Pharma L. P. · 1999