A61K 31/734
Alginic acid
A61K31/734 (Alginic acid) appears on 206 US grants and 342 published applications in this corpus.
Search patents in A61K- Granted patents
- 206
- Published applications
- 342
- Assignees
- 185
- Inventors
- 606
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 2 |
| 2003 | 4 | 8 |
| 2004 | 2 | 6 |
| 2005 | 1 | 10 |
| 2006 | 2 | 10 |
| 2007 | 1 | 13 |
| 2008 | 1 | 8 |
| 2009 | 0 | 14 |
| 2010 | 5 | 19 |
| 2011 | 1 | 9 |
| 2012 | 9 | 15 |
| 2013 | 11 | 18 |
| 2014 | 16 | 20 |
| 2015 | 16 | 23 |
| 2016 | 13 | 15 |
| 2017 | 22 | 9 |
| 2018 | 8 | 15 |
| 2019 | 9 | 16 |
| 2020 | 6 | 18 |
| 2021 | 8 | 14 |
| 2022 | 14 | 23 |
| 2023 | 8 | 22 |
| 2024 | 11 | 15 |
| 2025 | 13 | 9 |
| 2026 | 3 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrophobically modified chitosan compositions2 Jun 2026US 12,643,993 B2Medcura, Inc.
- Variable-size hydrophobically-modified polymers24 Mar 2026US 12,584,002 B2Medcura, Inc.
- Composition comprising catalase, preparation method and use thereof and method for killing tumor cells6 Jan 2026US 12,514,936 B2Beijing Pharbers Genesis Pharm-Tech Co., Ltd.
- Use of anthocyanin-anionic polysaccharide complex for preventing or treating influenza virus A infection30 Dec 2025US 12,507,720 B2Jbklab Co., Ltd.
- Methods for reversible male birth control16 Dec 2025US 12,496,270 B2MTology Innovations LLC
- Novel glycan compounds for age-related macular degeneration8 Oct 2026US 2026/0306530 A1The Regents of the University of California
- Novel alginate and cellulose derivative based composition of the liquid anti-reflux formulation24 Sep 2026US 2026/0283945 A1Danisco India Pvt. Ltd.
- Powder composition comprising a haemostatic agent24 Sep 2026US 2026/0284157 A1Centre National De La Recherche Scientifique
- Formulations and methods for delivering dietary and pharmaceutical ingredients30 Jul 2026US 2026/0215467 A1Gelteq Limited
- Skin topical composition23 Jul 2026US 2026/0207460 A1Daebong Ls, Ltd
Most cited
By later US patents
- Methods and compositions for inhibition of cell invasion and fibrosis using dextran sulfate137US 5,605,938 AGliatech, Inc. · 1997
- Methods and compositions to treat myocardial conditions129US 7,294,334 B1Advanced Cardiovascular Systems, Inc. · 2007
- Injectable medical composition and method of use119US 5,639,796 AC. R. Bard, Inc. · 1997
- Methods and compositions based on inhibition of cell invasion and fibrosis by anionic polymers96US 5,994,325 AGliatech, Inc. · 1999
- Self-gelling alginate systems and uses thereof66US 7,790,699 B2FMC Biopolymer AS · 2010