A61K 31/662
Phosphorus acids or esters thereof having p—c bonds
Official title: Phosphorus acids or esters thereof having P—C bonds, e.g. foscarnet, trichlorfon
A61K31/662 (Phosphorus acids or esters thereof having p—c bonds) appears on 881 US grants and 1,537 published applications in this corpus.
Search patents in A61K- Granted patents
- 881
- Published applications
- 1,537
- Assignees
- 695
- Inventors
- 2,632
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 21 | 0 |
| 1998 | 16 | 0 |
| 1999 | 23 | 0 |
| 2000 | 20 | 0 |
| 2001 | 15 | 25 |
| 2002 | 36 | 53 |
| 2003 | 27 | 58 |
| 2004 | 20 | 67 |
| 2005 | 10 | 59 |
| 2006 | 15 | 69 |
| 2007 | 15 | 50 |
| 2008 | 16 | 38 |
| 2009 | 17 | 52 |
| 2010 | 22 | 71 |
| 2011 | 24 | 49 |
| 2012 | 25 | 50 |
| 2013 | 32 | 48 |
| 2014 | 39 | 85 |
| 2015 | 44 | 76 |
| 2016 | 58 | 84 |
| 2017 | 65 | 107 |
| 2018 | 75 | 80 |
| 2019 | 51 | 87 |
| 2020 | 39 | 57 |
| 2021 | 34 | 57 |
| 2022 | 35 | 58 |
| 2023 | 22 | 50 |
| 2024 | 23 | 40 |
| 2025 | 17 | 35 |
| 2026 | 13 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Use of membrane inhibitors to enhance vaccine development against enveloped viruses8 Sep 2026US 12,728,161 B2Cornell University
- Method to increase systemic blood pressure in shock21 Jul 2026US 12,685,757 B2Georgetown University
- Methods of selectively treating complex regional pain syndrome type I (CRPS-I) using bisphosphonate derivatives16 Jun 2026US 12,653,834 B1Ambros Therapeutics, Inc.
- Compositions and methods for treating amyotrophic lateral sclerosis2 Jun 2026US 12,644,122 B2Children's Medical Center Corporation
- Compositions for herpesvirus transcriptional feedback circuit disruption and uses thereof21 Apr 2026US 12,606,829 B2The J. David Gladstone Institutes, a testamentary trust established under the Will of J. David Gladstone
- Novel phosphoantigen prodrug compound and use thereof8 Oct 2026US 2026/0306541 A1
- Methods for treating gastrointestinal inflammatory diseases using alpha-ketoglutarate (akg) modulators1 Oct 2026US 2026/0294856 A1
- Phosphorus-containing compounds for treating inflammatory bowel diesease1 Oct 2026US 2026/0294940 A1VivaVision Biotech, Inc.
- Composition for the treatment of osteoarthrosis1 Oct 2026US 2026/0294958 A1Abiogen Pharma S.P.A.
- Hdac1/2 selective inhibitor and use thereof1 Oct 2026US 2026/0297110 A1Wigen Biomedicine Technology (Shanghai) Co., Ltd.
Most cited
By later US patents
- Bone growth factors and inhibitors of bone resorption for promoting bone formation219US 5,118,667 ACeltrix Pharmaceuticals, Inc. · 1992
- Phosphate-binding polymers for oral administration124US 5,667,775 AGelTex Pharmaceuticals, Inc. · 1997
- Method for inhibiting bone resorption123US 6,015,801 AMerck & Co., Inc. · 2000
- Enteric coated formulation of bishosphonic acid compounds and associated therapeutic methods106US 6,468,559 B1Lipocine Inc. · 2002
- Solid oral dosage form containing an enhancer105US 7,704,977 B2Merrion Research III Limited · 2010