A61K 31/225
Polycarboxylic acids
A61K31/225 (Polycarboxylic acids) appears on 693 US grants and 1,358 published applications in this corpus.
Search patents in A61K- Granted patents
- 693
- Published applications
- 1,358
- Assignees
- 531
- Inventors
- 2,007
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 3 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 11 | 3 |
| 2002 | 10 | 28 |
| 2003 | 11 | 35 |
| 2004 | 7 | 36 |
| 2005 | 14 | 72 |
| 2006 | 9 | 55 |
| 2007 | 5 | 21 |
| 2008 | 11 | 26 |
| 2009 | 13 | 23 |
| 2010 | 9 | 34 |
| 2011 | 10 | 41 |
| 2012 | 12 | 28 |
| 2013 | 25 | 50 |
| 2014 | 32 | 93 |
| 2015 | 28 | 74 |
| 2016 | 40 | 83 |
| 2017 | 51 | 88 |
| 2018 | 55 | 98 |
| 2019 | 37 | 96 |
| 2020 | 52 | 63 |
| 2021 | 52 | 82 |
| 2022 | 36 | 61 |
| 2023 | 26 | 45 |
| 2024 | 28 | 45 |
| 2025 | 30 | 45 |
| 2026 | 14 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Complex composition for preventing or treating hearing loss including sarpogrelate and Vaccinium myrtillus extract as active ingredients15 Sep 2026US 12,734,205 B2Imdpharm Inc.
- Compounds for inhibition of inflammation25 Aug 2026US 12,714,716 B2Children's Medical Center Corporation
- Tartaric acid analogs and uses thereof4 Aug 2026US 12,697,320 B2TIM Therapeutics, Inc.
- Compositions and methods for cellular ageing, stress resilience, autophagy, inflammation and longevity4 Aug 2026US 12,697,340 B2JUVN3 Holdings, LLC
- Compounds14 Jul 2026US 12,678,419 B2Sitryx Therapeutics Limited
- Identification of mechanosensing regulators in plasmacytoid dendritic cells8 Oct 2026US 2026/0306507 A1New York Society for the Relief of Theruptured and Crippled, Maintaining the Hospital Special --
- Indole lactate for the treatment of multiple sclerosis1 Oct 2026US 2026/0294870 A1The Johns Hopkins University
- Fat composition comprising tributyrin and its use in calf milk replacers17 Sep 2026US 2026/0272872 A1
- Compositions and methods for treating traumatic brain injury10 Sep 2026US 2026/0263403 A1The Children’s Hospital of Philadelphia
- Succinylcholine chloride prefilled syringe10 Sep 2026US 2026/0263408 A1Hikma Pharmaceuticals USA Inc.
Most cited
By later US patents
- Pharmaceutical and cosmetic carrier or composition for topical application284US 6,911,211 B2Foamix Ltd. · 2005
- BTK inhibitors and methods for their identification and use164US 6,160,010 AParker Hughes Institute · 2000
- Treatment of hyperhidrosis, ichthyosis and wrinkling122US 4,885,282 A1989
- BTK inhibitors and methods for their identification and use113US 6,753,348 B2Parker Hughes Institute · 2004
- Pharmaceutical and cosmetic carrier or composition for topical application111US 6,967,023 B1Foamix Ltd. · 2005