A61K 41/0066
Psoralene-activated uv-a photochemotherapy
Official title: {Psoralene-activated UV-A photochemotherapy (PUVA-therapy), e.g. for treatment of psoriasis or eczema, extracorporeal photopheresis with psoralens or fucocoumarins}
A61K41/0066 (Psoralene-activated uv-a photochemotherapy) appears on 117 US grants and 93 published applications in this corpus.
Search patents in A61K- Granted patents
- 117
- Published applications
- 93
- Assignees
- 34
- Inventors
- 118
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 4 | 3 |
| 2003 | 3 | 5 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 6 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 3 | 5 |
| 2014 | 3 | 6 |
| 2015 | 5 | 5 |
| 2016 | 8 | 7 |
| 2017 | 9 | 10 |
| 2018 | 2 | 7 |
| 2019 | 8 | 7 |
| 2020 | 5 | 4 |
| 2021 | 8 | 0 |
| 2022 | 6 | 7 |
| 2023 | 1 | 3 |
| 2024 | 3 | 2 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for generating immunoregulatory cells in a blood-derived sample9 Dec 2025US 12,491,248 B2
- Phosphor-containing drug activator, suspension thereof, system containing the suspension, and methods for use18 Feb 2025US 12,226,483 B2Duke University
- Ophthalmic treatment device, system, and method of use3 Dec 2024US 12,156,834 B2CXL Ophthalmics, LLC
- X-ray psoralen activated cancer therapy (X-PACT)28 May 2024US 11,992,697 B2Duke University
- Tumor imaging with x-rays and other high energy sources using as contrast agents photon-emitting phosphors having therapeutic properties9 Jan 2024US 11,865,359 B2Duke University
- New psoralen compound30 Jul 2026US 2026/0216336 A1Nagasaki University
- Method for generating immunoregulatory cells in a blood-derived sample5 Mar 2026US 2026/0061057 A1Therakos Development Limited
- Phosphor-containing drug activator kit17 Oct 2024US 2024/0342287 A1Duke University
- Tumor imaging with x-rays and other high energy sources using as contrast agents photon-emitting phosphors having therapeutic properties8 Feb 2024US 2024/0042233 A1Duke University
- Method of treating difficult to access tumors with photoactivated cancer therapy26 Oct 2023US 2023/0338539 A1Immunolight, LLC
Most cited
By later US patents
- Photoactivatable compounds comprising benzochlorin and furocoumarin77US 6,008,211 APDT Pharmaceuticals, Inc. · 1999
- Methods for phototherapeutic treatment of proliferative skin diseases75US 5,556,612 AThe General Hospital Corporation · 1996
- Method for inactivating pathogens in blood using photoactivation of 4'-primary amino-substituted psoralens68US 5,593,823 ACerus Corporation · 1997
- Process for the sterilization of biological compositions and the product produced thereby64US 6,087,141 ANew York Blood Center, Inc. · 2000
- Compounds for the photodecontamination of pathogens in blood62US 5,399,719 ASteritech, Inc. · 1995