A61K 38/41
Porphyrin- or corrin-ring-containing peptides
A61K38/41 (Porphyrin- or corrin-ring-containing peptides) appears on 364 US grants and 462 published applications in this corpus.
Search patents in A61K- Granted patents
- 364
- Published applications
- 462
- Assignees
- 254
- Inventors
- 793
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 14 | 0 |
| 1998 | 27 | 0 |
| 1999 | 14 | 0 |
| 2000 | 15 | 0 |
| 2001 | 10 | 3 |
| 2002 | 11 | 15 |
| 2003 | 12 | 16 |
| 2004 | 2 | 16 |
| 2005 | 10 | 17 |
| 2006 | 10 | 21 |
| 2007 | 5 | 15 |
| 2008 | 7 | 15 |
| 2009 | 13 | 13 |
| 2010 | 4 | 22 |
| 2011 | 8 | 11 |
| 2012 | 8 | 15 |
| 2013 | 6 | 19 |
| 2014 | 10 | 29 |
| 2015 | 11 | 20 |
| 2016 | 12 | 25 |
| 2017 | 15 | 21 |
| 2018 | 12 | 14 |
| 2019 | 14 | 25 |
| 2020 | 19 | 23 |
| 2021 | 16 | 21 |
| 2022 | 8 | 20 |
| 2023 | 6 | 16 |
| 2024 | 10 | 13 |
| 2025 | 10 | 21 |
| 2026 | 7 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polymeric forms of H-NOX proteins6 Oct 2026US 12,753,222 B2Omniox.Inc.
- Protein-enclosing polymeric micelle11 Aug 2026US 12,702,718 B2The University of Tokyo
- Family of heme binding proteins that increase chelated iron content and improve flavor of nutritional supplements and food products28 Apr 2026US 12,610,975 B1Shiru, Inc.
- Protein-enclosing polymeric micelle28 Apr 2026US 12,611,465 B2The University of Tokyo
- Blood substitutes comprising hemoglobin and methods of making24 Mar 2026US 12,582,703 B2VirTech Bio, Inc.
- Process for purifying red blood cell membrane fragments8 Oct 2026US 2026/0306656 A1Ohio State Innovation Foundation
- Prime editing of single base mutations in sickle cell disease17 Sep 2026US 2026/0273102 A1Beam Therapeutics Inc.
- Base editing approaches for correcting the ivs2-1...10 Sep 2026US 2026/0263635 A1Assistance Publique-HôPitaux De Paris (Aphp)
- Synthesis and structure of high potency rna therapeutics10 Sep 2026US 2026/0265769 A1Arcturus Therapeutics, Inc.
- Method for repairing hba2 gene mutations by single base editing and use thereof20 Aug 2026US 2026/0241031 A1Guangzhou Reforgene Medicine Co., Ltd.
Most cited
By later US patents
- Device for priming for improved adherence of gels to substrates1,210US 5,749,968 AFocal, Inc. · 1998
- Gels for encapsulation of biological materials587US 5,858,746 ABoard of Regents, The University of Texas System · 1999
- Gels for encapsulation of biological materials331US 5,529,914 ABoard of Regents, The Univeristy of Texas System · 1996
- Gels for encapsulation of biological materials267US 5,573,934 ABoard of Regents, The University of Texas System · 1996
- Scaled-up production of liposome-encapsulated hemoglobin158US 4,776,991 AThe United States of America as represented by the Secretary of the Navy · 1988