A61K 47/36
Polysaccharides
Official title: Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
A61K47/36 (Polysaccharides) appears on 7,284 US grants and 13,930 published applications in this corpus.
Search patents in A61K- Granted patents
- 7,284
- Published applications
- 13,930
- Assignees
- 5,230
- Inventors
- 21,624
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 12 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 18 | 0 |
| 1988 | 14 | 0 |
| 1989 | 22 | 0 |
| 1990 | 28 | 0 |
| 1991 | 17 | 0 |
| 1992 | 33 | 0 |
| 1993 | 38 | 0 |
| 1994 | 23 | 0 |
| 1995 | 33 | 0 |
| 1996 | 36 | 0 |
| 1997 | 37 | 0 |
| 1998 | 61 | 0 |
| 1999 | 64 | 0 |
| 2000 | 51 | 0 |
| 2001 | 71 | 28 |
| 2002 | 69 | 105 |
| 2003 | 72 | 173 |
| 2004 | 54 | 209 |
| 2005 | 52 | 235 |
| 2006 | 67 | 188 |
| 2007 | 53 | 204 |
| 2008 | 37 | 212 |
| 2009 | 55 | 282 |
| 2010 | 95 | 336 |
| 2011 | 71 | 307 |
| 2012 | 126 | 350 |
| 2013 | 207 | 445 |
| 2014 | 290 | 604 |
| 2015 | 330 | 648 |
| 2016 | 344 | 650 |
| 2017 | 391 | 748 |
| 2018 | 406 | 792 |
| 2019 | 432 | 932 |
| 2020 | 563 | 1045 |
| 2021 | 556 | 1047 |
| 2022 | 593 | 1014 |
| 2023 | 471 | 1018 |
| 2024 | 486 | 951 |
| 2025 | 522 | 742 |
| 2026 | 318 | 665 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions comprising curcuminoids for use in the treatment of muscle soreness6 Oct 2026US 12,751,932 B2Givaudan SA
- Injectable formulations in a method for treating pain6 Oct 2026US 12,751,943 B2Pelthos Therapeutics Inc.
- Topical anaesthetic composition having improved vasoconstrictor stability6 Oct 2026US 12,751,946 B2Animal Ethics Pty Ltd
- Oral liquid formulation of apixaban6 Oct 2026US 12,751,947 B2Liqmeds Worldwide Limited
- Amorphous nilotinib microparticles and uses thereof6 Oct 2026US 12,751,950 B2Flex Pharma, LLC
- Cosmetic composition comprising an endolysin and an organic filler8 Oct 2026US 2026/0306385 A1L'oreal
- Hyaluronic acid hydrogels with agent to enhance resorption8 Oct 2026US 2026/0306398 A1Boston Scientific Scimed, Inc.
- A consumable gel for health ingredients8 Oct 2026US 2026/0306399 A1Gelteq Limited
- Formulation for an effective oral administration of ciclopirox with no adversal gastrointestinal toxicity8 Oct 2026US 2026/0306400 A1AsociacióN Centro De InvestigacióN Cooperativa En Biociencias-Cic Biogune
- Suspension containing heterocyclidene acetamide derivative8 Oct 2026US 2026/0306401 A1Mochida Pharmaceutical Co., Ltd.
Most cited
By later US patents
- Non-adhesive elastic gelatin matrices1,357US 8,361,501 B2Covalon Technologies Inc. · 2013
- Preparation for treatment of spinal cord injury541US 9,040,062 B2Keio University · 2015
- Hydrogel for the therapeutic treatment of aneurysms446US 6,113,629 AMicrus Corporation · 2000
- Drug delivery systems based on hyaluronans derivatives thereof and their salts and methods of producing same387US 5,128,326 ABiomatrix, Inc. · 1992
- Ophthalmological composition of the type which undergoes liquid-gel phase transition386US 4,861,760 AMerck & Co., Inc. · 1989