A61M 2202/0433
Free haemoglobin
A61M2202/0433 (Free haemoglobin) appears on 34 US grants and 14 published applications in this corpus.
Search patents in A61M- Granted patents
- 34
- Published applications
- 14
- Assignees
- 22
- Inventors
- 56
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 2 | 1 |
| 2021 | 3 | 2 |
| 2022 | 0 | 3 |
| 2023 | 0 | 0 |
| 2024 | 3 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cell washing apparatus25 Feb 2025US 12,233,192 B2Haemair Limited
- Connected drug delivery system for erythropoietin stimulating agents1 Oct 2024US 12,102,790 B2Fresenius Medical Care Holdings, Inc.
- Wearable drug delivery device for disease management and system therefor with artificial intelligence30 Apr 2024US 11,969,577 B1
- Dialyzer control apparatus and driving method thereof2 Apr 2024US 11,944,731 B2University Industry Foundation, Yonsei University Wonju Campus
- Wound spray14 Sep 2021US 11,116,868 B2Mölnlycke Health Care AB
- Oxygenated hemoglobin and apparatuses, systems, and methods therefore8 Dec 2022US 2022/0387224 A1
- Arrangement for improving the exchange of gases via semipermeable membranes in an aqueous medium27 Oct 2022US 2022/0339333 A1ProMedTec Germany GmbH
- Cell washing apparatus3 Feb 2022US 2022/0031924 A1Haemair Limited
- Connected Drug Delivery System for Erythropoietin Stimulating Agents24 Jun 2021US 2021/0187189 A1Fresenius Medical Care Holdings, Inc.
- Dialyzer control apparatus and driving method thereof11 Mar 2021US 2021/0069398 A1University Industry Foundation, Yonsei University Wonju Campus
Most cited
By later US patents
- Blood substitute and blood plasma expander comprising polyhemoglobin148US 4,001,401 AAlza Corporation · 1977
- Pharmaceutically acceptable intramolecularly cross-linked, stromal-free hemoglobin133US 4,061,736 AAlza Corporation · 1977
- Novel polymerized, cross-linked, stromal-free hemoglobin120US 4,001,200 AAlza Corporation · 1977
- Compositions of matter comprising macromolecular hemoglobin108US 4,053,590 AAlza Corporation · 1977
- Extra pure semi-synthetic blood substitute91US 5,084,558 ABiopure Corporation · 1992