A61M 1/3496
Plasmapheresis
Official title: {Plasmapheresis; Leucopheresis; Lymphopheresis (A61M1/3472 takes precedence)}
A61M1/3496 (Plasmapheresis) appears on 517 US grants and 651 published applications in this corpus.
Search patents in A61M- Granted patents
- 517
- Published applications
- 651
- Assignees
- 225
- Inventors
- 855
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 3 |
| 2002 | 5 | 4 |
| 2003 | 3 | 11 |
| 2004 | 4 | 8 |
| 2005 | 5 | 12 |
| 2006 | 5 | 11 |
| 2007 | 8 | 17 |
| 2008 | 5 | 11 |
| 2009 | 8 | 4 |
| 2010 | 12 | 14 |
| 2011 | 5 | 13 |
| 2012 | 13 | 17 |
| 2013 | 13 | 26 |
| 2014 | 9 | 29 |
| 2015 | 9 | 19 |
| 2016 | 22 | 47 |
| 2017 | 28 | 34 |
| 2018 | 27 | 34 |
| 2019 | 29 | 35 |
| 2020 | 26 | 45 |
| 2021 | 41 | 53 |
| 2022 | 35 | 48 |
| 2023 | 25 | 54 |
| 2024 | 38 | 44 |
| 2025 | 37 | 35 |
| 2026 | 27 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for high-throughput blood component collection22 Sep 2026US 12,741,074 B2Terumo BCT, Inc.
- System and method for creating cell processing protocols15 Sep 2026US 12,734,284 B2Haemonetics Corporation
- Systems and methods for generating AC volume recommendation for plasma collection8 Sep 2026US 12,728,189 B2Fenwal, Inc.
- Methods for blood component collection8 Sep 2026US 12,728,191 B2Terumo BCT, Inc.
- Membrane separation devices, systems and methods employing same, and data management systems and methods18 Aug 2026US 12,708,702 B2Fenwal, Inc.
- Notification system and device for a blood procedure10 Sep 2026US 2026/0263675 A1Fenwal, Inc.
- Methods and device related to removal of cell-free plasma hemoglobin27 Aug 2026US 2026/0248992 A1University of Pittsburgh—Of the Commonwealth System of Higher Education
- System and method of plasma collection20 Aug 2026US 2026/0241090 A1Fenwal, Inc.
- Hollow fiber membrane and hollow fiber membrane module6 Aug 2026US 2026/0225044 A1Toray Industries, Inc.
- Method and device for enriching and detecting microorganisms in a biological sample16 Jul 2026US 2026/0199577 A1Micronbrane Medical Co., Ltd.
Most cited
By later US patents
- Computer-control medical care system620US 4,370,983 A1983
- Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to applied pressures505US 4,479,760 ABaxter Travenol Laboratories, Inc. · 1984
- Actuator apparatus for a prepackaged fluid processing module having pump and valve elements operable in response to externally applied pressures470US 4,479,761 ABaxter Travenol Laboratories, Inc. · 1984
- Prepackaged fluid processing module having pump and valve elements operable in response to applied pressures458US 4,479,762 ABaxter Travenol Laboratories, Inc. · 1984
- Computer-control medical care system374US 4,464,172 A1984