A61M 2202/0464
Cerebrospinal fluid
A61M2202/0464 (Cerebrospinal fluid) appears on 178 US grants and 271 published applications in this corpus.
Search patents in A61M- Granted patents
- 178
- Published applications
- 271
- Assignees
- 94
- Inventors
- 336
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 8 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 3 |
| 2003 | 5 | 3 |
| 2004 | 1 | 11 |
| 2005 | 1 | 6 |
| 2006 | 0 | 8 |
| 2007 | 3 | 1 |
| 2008 | 0 | 5 |
| 2009 | 2 | 5 |
| 2010 | 2 | 8 |
| 2011 | 3 | 7 |
| 2012 | 10 | 14 |
| 2013 | 10 | 4 |
| 2014 | 5 | 10 |
| 2015 | 12 | 8 |
| 2016 | 5 | 9 |
| 2017 | 4 | 12 |
| 2018 | 8 | 11 |
| 2019 | 11 | 14 |
| 2020 | 15 | 15 |
| 2021 | 8 | 27 |
| 2022 | 7 | 22 |
| 2023 | 9 | 22 |
| 2024 | 15 | 14 |
| 2025 | 11 | 22 |
| 2026 | 9 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dynamically controlled cerebrospinal fluid shunt29 Sep 2026US 12,746,377 B2Oaya, Inc.
- CSF diagnostics platform8 Sep 2026US 12,728,190 B2EnClear Therapies, Inc.
- Shunt device and a method for shunting cerebrospinal fluid8 Sep 2026US 12,728,243 B2Csf-Dynamics A/S
- Cerebrospinal fluid purification system5 May 2026US 12,616,822 B2Pharaoh Neuro, Inc.
- Systems and methods for draining cerebrospinal fluid28 Apr 2026US 12,611,528 B2Mayo Foundation for Medical Education and Research
- Cerebrospinal Fluid Shunt With Flow Regulation10 Sep 2026US 2026/0263764 A1Azygos Vascular, Inc.
- Intrathecal drug delivery system6 Aug 2026US 2026/0224805 A1Aspire Biomed LLC
- Systems and methods for the conditioning of cerebrospinal fluid6 Aug 2026US 2026/0224865 A1Pharaoh Neuro, Inc.
- A Catheter For Placement In A Ventricular System28 May 2026US 2026/0144971 A1Rhovica Neuroimaging AG
- Methods and systems for treatment of cerebral edema7 May 2026US 2026/0124352 A1Inventx LLC
Most cited
By later US patents
- Method of treating movement disorders by brain infusion520US 5,711,316 AMedtronic, Inc. · 1998
- Cerebrospinal fluid shunt system357US 4,950,232 ASURELAB Superior Research Laboratories, Inc. · 1990
- Method of treating movement disorders by brain infusion273US 5,832,932 AMedtronic, Inc. · 1998
- Stroke treatment utilizing extravascular circulation of oxygenated synthetic nutrients to treat tissue hypoxic and ischemic disorders232US 4,445,500 AThomas Jefferson University · 1984
- Apparatus for the exchange of cerebrospinal fluid and a method of treating brain and spinal cord injuries206US 4,904,237 A1990