A61K 51/0474
Complexes or complex-forming compounds, i.e. wherein a radioactive metal is complexed or
Official title: {complexes or complex-forming compounds, i.e. wherein a radioactive metal (e.g. 111In3+) is complexed or chelated by, e.g. a N2S2, N3S, NS3, N4 chelating group}
A61K51/0474 (Complexes or complex-forming compounds, i.e. wherein a radioactive metal is complexed or) appears on 967 US grants and 1,054 published applications in this corpus.
Search patents in A61K- Granted patents
- 967
- Published applications
- 1,054
- Assignees
- 549
- Inventors
- 2,314
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 10 | 0 |
| 1985 | 6 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 7 | 0 |
| 1989 | 14 | 0 |
| 1990 | 14 | 0 |
| 1991 | 22 | 0 |
| 1992 | 18 | 0 |
| 1993 | 18 | 0 |
| 1994 | 35 | 0 |
| 1995 | 33 | 0 |
| 1996 | 26 | 0 |
| 1997 | 42 | 0 |
| 1998 | 33 | 0 |
| 1999 | 28 | 0 |
| 2000 | 19 | 0 |
| 2001 | 13 | 3 |
| 2002 | 9 | 24 |
| 2003 | 20 | 29 |
| 2004 | 18 | 30 |
| 2005 | 19 | 31 |
| 2006 | 17 | 24 |
| 2007 | 13 | 23 |
| 2008 | 16 | 25 |
| 2009 | 10 | 20 |
| 2010 | 14 | 19 |
| 2011 | 6 | 23 |
| 2012 | 17 | 18 |
| 2013 | 21 | 24 |
| 2014 | 26 | 44 |
| 2015 | 19 | 39 |
| 2016 | 29 | 40 |
| 2017 | 17 | 30 |
| 2018 | 20 | 35 |
| 2019 | 19 | 46 |
| 2020 | 35 | 66 |
| 2021 | 43 | 77 |
| 2022 | 35 | 97 |
| 2023 | 35 | 65 |
| 2024 | 49 | 78 |
| 2025 | 48 | 79 |
| 2026 | 32 | 65 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A61K 51/0478Complexes from non-cyclic ligands469
- A61K 51/0482Chelates from cyclic ligands394
- A61K 51/0485Porphyrins, texaphyrins wherein the nitrogen atoms forming the central ring system complex104
- A61K 51/0476Complexes from monodendate ligands72
- A61K 51/0487Metallocenes, i.e. complexes based on a radioactive metal complexed by two cyclopentadienyl18
Recent patents
- Composition containing buffer6 Oct 2026US 12,752,008 B2Perseus Proteomics Inc.
- Purification process for the preparation of non-carrier added copper-6429 Sep 2026US 12,749,589 B2Curium US LLC
- Urokinase plasminogen activator receptor-targeted radiopharmaceutical22 Sep 2026US 12,741,039 B2Monopar Therapeutics Inc.
- Macrocyclic complexes of alpha-emitting radionuclides and their use in targeted radiotherapy of cancer22 Sep 2026US 12,741,964 B2Cornell University
- Radioligands for pretargeted PET imaging and methods of their therapeutic use15 Sep 2026US 12,734,258 B2Memorial Sloan Kettering Cancer Center
- Long-Lived Gadolinium Based Tumor Targeted Imaging and Therapy Agents8 Oct 2026US 2026/0306634 A1Wisconsin Alumni Research Foundation
- Cleavable radioligands for targeting cell surface receptors and uses thereof1 Oct 2026US 2026/0295099 A1Full-Life Technologies UK Limited
- Fap-activated radiotheranostics and uses related thereto24 Sep 2026US 2026/0284235 A1Trustees of Tufts College
- Methods for reducing and/or preventing de-chelation of a chelated radioisotope24 Sep 2026US 2026/0284236 A1Curadel Surgical Innovations, Inc.
- Gastrin-releasing peptide receptor (grpr)-targeted compounds and uses thereof24 Sep 2026US 2026/0284243 A1Alpha-9 Oncology, Inc.
Most cited
By later US patents
- Method of expanded porphyrin-oligonucleotide conjugate synthesis325US 5,565,552 ABoard of Regents, Univ. of Texas Sys. · 1996
- Texaphyrin-oligonucleotide conjugates308US 5,587,371 ABoard of Trustees, Univ. of TX Sys. · 1996
- Balloon dilation catheter256US 5,312,430 A1994
- Texaphyrin metal complexes having improved functionalization254US 5,599,923 ABoard of Regents, University of TX · 1997
- Texaphyrin compounds having improved functionalization233US 5,599,928 ABoard of Regents, The University of Texas System · 1997