A61K 41/0076
Pdt with expanded porphyrins, i.e. having more than 20 ring atoms
Official title: {PDT with expanded (metallo)porphyrins, i.e. having more than 20 ring atoms, e.g. texaphyrins, sapphyrins, hexaphyrins, pentaphyrins, porphocyanines}
A61K41/0076 (Pdt with expanded porphyrins, i.e. having more than 20 ring atoms) appears on 111 US grants and 116 published applications in this corpus.
Search patents in A61K- Granted patents
- 111
- Published applications
- 116
- Assignees
- 66
- Inventors
- 280
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 14 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 8 |
| 2003 | 1 | 11 |
| 2004 | 1 | 9 |
| 2005 | 2 | 3 |
| 2006 | 2 | 11 |
| 2007 | 5 | 9 |
| 2008 | 2 | 6 |
| 2009 | 1 | 6 |
| 2010 | 5 | 2 |
| 2011 | 2 | 5 |
| 2012 | 3 | 2 |
| 2013 | 3 | 2 |
| 2014 | 2 | 5 |
| 2015 | 2 | 3 |
| 2016 | 0 | 3 |
| 2017 | 2 | 5 |
| 2018 | 2 | 3 |
| 2019 | 2 | 4 |
| 2020 | 1 | 4 |
| 2021 | 3 | 7 |
| 2022 | 3 | 3 |
| 2023 | 2 | 0 |
| 2024 | 1 | 4 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods for treating bladder tumors with viral nanoparticle conjugates and immune checkpoint inhibitors31 Mar 2026US 12,589,165 B2Aura Biosciences, Inc.
- Methods for manufacturing phthalocyanine dye conjugates and stable conjugates9 Dec 2025US 12,491,249 B2Rakuten Medical, Inc.
- Materials for phototherapies of ophthalmic diseases12 Mar 2024US 11,925,686 B2Eyebright Medical Technology (Beijing) Co., Ltd.
- Visible light-activatable nanoparticles for cancer immunotherapy and use thereof5 Dec 2023US 11,833,204 B2Korea Institute of Science and Technology
- Photodynamic therapy technique for preventing damage to the fovea of the eye or another body portion of a patient6 Jun 2023US 11,666,777 B2
- Mitochondria targeting quinolinium-drug conjugates and their self-assembling nanoformulations for cancer therapy28 Aug 2025US 2025/0269031 A1
- Degradable near-infrared photosensitizers, preparation methods, applications thereof19 Dec 2024US 2024/0415967 A1Beijing Institute of Collaborative Innovation
- Fusion protein of vhh antibody and streptavidin mutant14 Nov 2024US 2024/0374747 A1Savid Therapeutics Inc.
- Nerve targeting peptides and methods of use27 Jun 2024US 2024/0207421 A1Alume Biosciences, Inc.
- Cancer-specific polypeptide and use thereof27 Jun 2024US 2024/0207457 A1The Catholic University of Korea Industry-Academic Cooperation Foundation
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
- 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
- Chromophore probe for detection of nucleic acid221US 5,595,726 ABoard of Trustees, Univ. of TX Sys. · 1997