A61K 31/232
Having three or more double bonds
Official title: having three or more double bonds, e.g. etretinate
A61K31/232 (Having three or more double bonds) appears on 591 US grants and 1,077 published applications in this corpus.
Search patents in A61K- Granted patents
- 591
- Published applications
- 1,077
- Assignees
- 390
- Inventors
- 1,139
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 4 |
| 2002 | 9 | 18 |
| 2003 | 13 | 17 |
| 2004 | 6 | 15 |
| 2005 | 4 | 17 |
| 2006 | 8 | 23 |
| 2007 | 3 | 18 |
| 2008 | 2 | 18 |
| 2009 | 4 | 24 |
| 2010 | 8 | 40 |
| 2011 | 7 | 46 |
| 2012 | 20 | 51 |
| 2013 | 33 | 69 |
| 2014 | 33 | 81 |
| 2015 | 33 | 67 |
| 2016 | 32 | 58 |
| 2017 | 37 | 64 |
| 2018 | 44 | 59 |
| 2019 | 48 | 54 |
| 2020 | 51 | 66 |
| 2021 | 43 | 88 |
| 2022 | 24 | 54 |
| 2023 | 22 | 34 |
| 2024 | 18 | 51 |
| 2025 | 26 | 23 |
| 2026 | 14 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nutritional formulas comprising medium chain fatty acids or esters thereof and methods related thereto15 Sep 2026US 12,734,145 B2Children's Healthcare of Atlanta, Inc.
- Formulation to deliver lipophilic active ingredients8 Sep 2026US 12,728,099 B2Performs S.R.L.
- Methods of treating amyotrophic lateral sclerosis7 Jul 2026US 12,673,037 B2BioJiva LLC
- Retinoic acid precursor and anticancer drug composition comprising same30 Jun 2026US 12,667,580 B2Industrial Cooperation Foundation Jeonbuk National University
- Lipid compositions comprising triacylglycerol with long-chain polyunsaturated fatty acids26 May 2026US 12,637,408 B2Commonwealth Scientific and Industrial Research Organisation
- Camelid-Derived Bioactive Compounds: Compositions, Methods, and Therapeutic Analgesic Applications17 Sep 2026US 2026/0272992 A1Applied Bio Research Inc.
- Treatment for asymptomatic stargardt disease patients3 Sep 2026US 2026/0256728 A1Alkeus Pharmaceuticals, Inc.
- Oral compositions of omega-3 ethyl esters20 Aug 2026US 2026/0240803 A1Lazirex Corporation
- Pharmaceutical composition for treating chronic kidney disease30 Jul 2026US 2026/0216143 A1Cured Inc.
- Products and compositions30 Jul 2026US 2026/0218180 A1Sirnaomics, Inc.
Most cited
By later US patents
- Arachidonic acid and methods for the production and use thereof206US 5,658,767 AMartek Corporation · 1997
- Highly purified ethyl EPA and other EPA derivatives for psychiatric and neurological disorders168US 6,689,812 B2Laxdale Limited · 2004
- Highly purified EPA for treatment of schizophrenia and related disorders161US 6,384,077 B1Laxdale Limited · 2002
- Highly purified ethyl EPA and other EPA derivatives for treatment of huntington's disease153US 7,119,118 B2Laxdale Limited · 2006
- Composition and method for preventing recurrence of stroke149US 7,498,359 B2Mochida Pharmaceutical Co., Ltd. · 2009