C12N 5/0644
Platelets
Official title: {Platelets; Megakaryocytes}
C12N5/0644 (Platelets) appears on 239 US grants and 456 published applications in this corpus.
Search patents in C12N- Granted patents
- 239
- Published applications
- 456
- Assignees
- 238
- Inventors
- 775
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 3 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 5 |
| 2008 | 1 | 9 |
| 2009 | 1 | 5 |
| 2010 | 5 | 6 |
| 2011 | 5 | 9 |
| 2012 | 5 | 11 |
| 2013 | 4 | 10 |
| 2014 | 4 | 15 |
| 2015 | 8 | 20 |
| 2016 | 7 | 26 |
| 2017 | 8 | 26 |
| 2018 | 16 | 29 |
| 2019 | 13 | 45 |
| 2020 | 19 | 42 |
| 2021 | 16 | 40 |
| 2022 | 19 | 33 |
| 2023 | 27 | 45 |
| 2024 | 19 | 26 |
| 2025 | 23 | 19 |
| 2026 | 14 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Platelet storage methods and compositions15 Sep 2026US 12,733,635 B2Platefuse, Inc.
- Compositions and methods related to megakaryocyte-derived extracellular vesicles4 Aug 2026US 12,697,307 B2STRM.bio Incorporated
- Methods for production of platelets from pluripotent stem cells and compositions thereof4 Aug 2026US RE50,977 E1Astellas Institute for Regenerative Medicine
- Methods for production of platelets from pluripotent stem cells and compositions thereof16 Jun 2026US 12,653,840 B2Astellas Institute for Regenerative Medicine
- Methods for production of platelets from pluripotent stem cells and compositions thereof16 Jun 2026US RE50,916 E1Astellas Institute for Regenerative Medicine
- Methods and compositions related to platelet releasate and platelet-rich fibrin8 Oct 2026US 2026/0306546 A1Biobridge Global
- Method and apparatus for producing platelet and method for determining operating condition of apparatus for producing platelet3 Sep 2026US 2026/0258359 A1Kyoto University
- Methods for producing red blood cells and platelets13 Aug 2026US 2026/0234560 A1Dewcell, Inc.
- Method for producing platelets13 Aug 2026US 2026/0234561 A1Dewcell, Inc.
- Frozen activated platelet compositions and collections, and methods of making and using the same13 Aug 2026US 2026/0234569 A1Cellphire, Inc.
Most cited
By later US patents
- Production of megakaryocytes by the use of human mesenchymal stem cells87US 6,225,119 B1Osiris Therapeutics, Inc. · 2001
- Method of purifying a population of cells enriched for hematopoietic stem cells populations of cells obtained thereby and methods of use thereof82US 5,665,557 ASystemix, Inc. · 1997
- In vitro method for producing differentiated universally compatible human blood cells65US 5,811,301 A1998
- Separation of platelets from whole blood for use as a healant52US 7,011,852 B2Hemogenesis, LLC · 2006
- Method for separating cells, especially platelets, and bag assembly therefor48US 6,315,706 B1Gambro AB · 2001