A61K 47/61
The organic macromolecular compound being a polysaccharide or a derivative thereof
Official title: the organic macromolecular compound being a polysaccharide or a derivative thereof
A61K47/61 (The organic macromolecular compound being a polysaccharide or a derivative thereof) appears on 1,500 US grants and 2,351 published applications in this corpus.
Search patents in A61K- Granted patents
- 1,500
- Published applications
- 2,351
- Assignees
- 1,065
- Inventors
- 4,173
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 10 | 0 |
| 1993 | 16 | 0 |
| 1994 | 12 | 0 |
| 1995 | 23 | 0 |
| 1996 | 23 | 0 |
| 1997 | 19 | 0 |
| 1998 | 30 | 0 |
| 1999 | 33 | 0 |
| 2000 | 18 | 0 |
| 2001 | 27 | 13 |
| 2002 | 22 | 31 |
| 2003 | 22 | 60 |
| 2004 | 17 | 46 |
| 2005 | 16 | 54 |
| 2006 | 17 | 55 |
| 2007 | 13 | 53 |
| 2008 | 13 | 67 |
| 2009 | 25 | 64 |
| 2010 | 26 | 88 |
| 2011 | 46 | 94 |
| 2012 | 44 | 105 |
| 2013 | 69 | 112 |
| 2014 | 69 | 113 |
| 2015 | 81 | 134 |
| 2016 | 76 | 142 |
| 2017 | 71 | 107 |
| 2018 | 80 | 147 |
| 2019 | 82 | 128 |
| 2020 | 79 | 111 |
| 2021 | 70 | 135 |
| 2022 | 71 | 124 |
| 2023 | 69 | 107 |
| 2024 | 56 | 108 |
| 2025 | 57 | 94 |
| 2026 | 40 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dynamic-covalent hydrogels with glucose-specific and glucose-responsive diboronate crosslinking29 Sep 2026US 12,746,277 B2University of Notre Dame du Lac
- Composition for preventing, ameliorating, or treating gastritis or peptic ulcer comprising anthocyanin-negatively charged polysaccharide complex as active ingredient22 Sep 2026US 12,741,029 B2Jbklab Co., Ltd.
- Composition and method for a prebiotic delivery system targeted to probiotic bacteria15 Sep 2026US 12,734,248 B2Technion Research & Development Foundation Limited
- Hyaluronic acid derivative, pharmaceutical composition, and hyaluronic acid derivative-drug complex15 Sep 2026US 12,735,513 B2Asahi Kasei Kabushiki Kaisha
- Compositions of tri-substituted starch and methods for making and using the same8 Sep 2026US 12,728,167 B2Corn Products Development, Inc.
- Lymph node metal therapy for the treatment of cancer and immune-deficiency related disease1 Oct 2026US 2026/0295056 A1Centre National De La Recherche Scientifique
- Use of alginate oligomers to enhance the translocation of micro/nanoparticles across mucus layers1 Oct 2026US 2026/0295071 A1Algipharma AS
- Complex24 Sep 2026US 2026/0284206 A1United Immunity, Co., Ltd.
- Polypeptide adjuvants and uses thereof24 Sep 2026US 2026/0284209 A1Board of Regents, The University of Texas System
- Nanostructured drug delivery system as a multifunctional platform for therapy24 Sep 2026US 2026/0284222 A1Universidade De Coimbra
Most cited
By later US patents
- Collagen-polymer conjugates778US 5,162,430 ACollagen Corporation · 1992
- Covalently attached complex of alpha-1-proteinase inhibitor with a water soluble polymer732US 4,496,689 AMiles Laboratories, Inc. · 1985
- Biologically inert, biocompatible-polymer conjugates521US 5,324,775 ACollagen Corporation · 1994
- Collagen-polymer conjugates471US 5,328,955 ACollagen Corporation · 1994
- Drug delivery systems based on hyaluronans derivatives thereof and their salts and methods of producing same387US 5,128,326 ABiomatrix, Inc. · 1992