A61K 38/37
Factors viii
Official title: Factors VIII
A61K38/37 (Factors viii) appears on 398 US grants and 637 published applications in this corpus.
Search patents in A61K- Granted patents
- 398
- Published applications
- 637
- Assignees
- 242
- Inventors
- 928
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 11 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 4 |
| 2002 | 3 | 10 |
| 2003 | 8 | 10 |
| 2004 | 5 | 16 |
| 2005 | 5 | 18 |
| 2006 | 6 | 13 |
| 2007 | 14 | 17 |
| 2008 | 7 | 12 |
| 2009 | 7 | 22 |
| 2010 | 9 | 18 |
| 2011 | 19 | 26 |
| 2012 | 13 | 29 |
| 2013 | 21 | 24 |
| 2014 | 17 | 34 |
| 2015 | 17 | 40 |
| 2016 | 19 | 44 |
| 2017 | 9 | 34 |
| 2018 | 23 | 28 |
| 2019 | 23 | 39 |
| 2020 | 26 | 44 |
| 2021 | 23 | 25 |
| 2022 | 20 | 28 |
| 2023 | 16 | 24 |
| 2024 | 11 | 27 |
| 2025 | 16 | 31 |
| 2026 | 6 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Post-natal transplantation of factor VIII-expressing cells for treatment of hemophilia9 Jun 2026US 12,648,967 B2Children's Healthcare of Atlanta, Inc.
- Isolated modified VP1 capsid protein of AAV59 Jun 2026US 12,649,766 B2
- Compositions and methods for delivery of nucleic acids2 Jun 2026US 12,642,870 B2Poseida Therapeutics, Inc.
- Methods for improved therapeutic use of recombinant AAV10 Feb 2026US 12,544,437 B2Ultragenyx Pharmaceutical Inc.
- Supplementation of liver enzyme expression27 Jan 2026US 12,533,424 B2Metagenomi, Inc.
- Systems and methods to provide therapeutic factor viii using ultrasound-mediated nucleic acid delivery1 Oct 2026US 2026/0295083 A1Seattle Children's Hospital d/b/a Seattle Children's Research Institute
- Liver-specific regulatory nucleic acid sequences1 Oct 2026US 2026/0297615 A1Askbio Inc.
- Lentiviral System17 Sep 2026US 2026/0275376 A1Expression Therapeutics LLC
- Post-Natal Transplantation Of Factor VIII-Expressing Cells For Treatment of Hemophilia27 Aug 2026US 2026/0248857 A1Children's Healthcare of Atlanta, Inc.
- Compositions and methods for modulating factor viii function20 Aug 2026US 2026/0242823 A1
Most cited
By later US patents
- Supplemented and unsupplemented tissue sealants, methods of their production and use441US 6,197,325 B1American National Red Cross · 2001
- Prolonged release microcapsule and its production372US 4,652,441 ATakeda Chemical Industries, Ltd. · 1987
- Supplemented and unsupplemented tissue sealants, methods of their production and use292US 6,054,122 AAmerican National Red Cross · 2000
- Chitin hydrogels, methods of their production and use245US 6,124,273 AAmerican National Red Cross · 2000
- Prolonged release microcapsule of a water-soluble drug226US 5,061,492 ATakeda Chemical Industries, Ltd. · 1991