A61K 35/51
Umbilical cord
Official title: Umbilical cord; Umbilical cord blood; Umbilical stem cells
A61K35/51 (Umbilical cord) appears on 372 US grants and 845 published applications in this corpus.
Search patents in A61K- Granted patents
- 372
- Published applications
- 845
- Assignees
- 387
- Inventors
- 1,180
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 4 |
| 2004 | 0 | 6 |
| 2005 | 0 | 15 |
| 2006 | 1 | 19 |
| 2007 | 3 | 22 |
| 2008 | 3 | 12 |
| 2009 | 11 | 21 |
| 2010 | 3 | 22 |
| 2011 | 6 | 11 |
| 2012 | 9 | 26 |
| 2013 | 10 | 34 |
| 2014 | 16 | 33 |
| 2015 | 15 | 41 |
| 2016 | 16 | 55 |
| 2017 | 33 | 53 |
| 2018 | 23 | 40 |
| 2019 | 37 | 60 |
| 2020 | 26 | 68 |
| 2021 | 32 | 62 |
| 2022 | 28 | 57 |
| 2023 | 22 | 63 |
| 2024 | 30 | 48 |
| 2025 | 28 | 41 |
| 2026 | 11 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions and methods for providing hematopoietic function without HLA matching22 Sep 2026US 12,741,001 B2Fred Hutchinson Cancer Center
- Pharmaceutical composition comprising hyaluronic acid and stem cells for treating cartilage damage-associated disease4 Aug 2026US 12,697,354 B2Medipost Co., Ltd.
- Compositions and methods of treating dry eye syndrome and other traumatized non-keratinized epithelial surfaces23 Jun 2026US 12,661,374 B2Eye Care International, LLC
- Cell preparation for extemporaneous use, useful for healing and rejuvenation in vivo5 May 2026US 12,616,720 B2RegenLab USA LLC
- Cannabinoid composition and method of treating diabetic and chemotherapy induced neuropathic pain21 Apr 2026US 12,605,392 B1Florida A&M University
- Intranasal delivery of cd34+ cells for the treatment of stroke8 Oct 2026US 2026/0306537 A1Cellprothera
- Endothelial cells for treatment of gastrointestinal fistula8 Oct 2026US 2026/0306551 A1Angiocrine Bioscience, Inc.
- Pluripotent stem cell that can be isolated from body tissue1 Oct 2026US 2026/0297512 A1MuseCell Innovations Pte. Ltd.
- Compositions and methods relating to pooled fetal support tissue10 Sep 2026US 2026/0263530 A1Biotissue Holdings Inc.
- Process for preparation of human umbilical cord blood plasma and culture media for tissue regeneration27 Aug 2026US 2026/0250637 A1Iceta - Instituto De CiêNcias, Tecnologias E Agroambiente Da Universidade Do Porto
Most cited
By later US patents
- Isolation and preservation of fetal and neonatal hematopoietic stem and progenitor cells of the blood and methods of therapeutic use242US 5,192,553 ABiocyte Corporation · 1993
- Preservation of fetal and neonatal hematopoietic stem and progenitor cells of the blood229US 5,004,681 ABiocyte Corporation · 1991
- Embryonic-like stem cells derived from post-partum mammalian placenta, and uses and methods of treatment using said cells185US 7,311,905 B2Anthrogenesis Corporation · 2007
- Treatment of retinitis pigmentosa with human umbilical cord cells175US 7,413,734 B2Ethicon, Inc. · 2008
- Postpartum cells isolated from umbilical cord tissue, and methods of making and using the same84US 7,510,873 B2Ethicon, Inc. · 2009