B04B 5/04
Radial chamber apparatus for separating predominantly liquid mixtures
Official title: Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
B04B5/04 (Radial chamber apparatus for separating predominantly liquid mixtures) appears on 1,650 US grants and 1,233 published applications in this corpus.
Search patents in B04B- Granted patents
- 1,650
- Published applications
- 1,233
- Assignees
- 583
- Inventors
- 2,194
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 24 | 0 |
| 1978 | 39 | 0 |
| 1979 | 18 | 0 |
| 1980 | 32 | 0 |
| 1981 | 33 | 0 |
| 1982 | 34 | 0 |
| 1983 | 33 | 0 |
| 1984 | 33 | 0 |
| 1985 | 19 | 0 |
| 1986 | 18 | 0 |
| 1987 | 30 | 0 |
| 1988 | 21 | 0 |
| 1989 | 31 | 0 |
| 1990 | 26 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 16 | 0 |
| 1994 | 23 | 0 |
| 1995 | 18 | 0 |
| 1996 | 36 | 0 |
| 1997 | 33 | 0 |
| 1998 | 51 | 0 |
| 1999 | 46 | 0 |
| 2000 | 38 | 0 |
| 2001 | 38 | 9 |
| 2002 | 32 | 48 |
| 2003 | 33 | 49 |
| 2004 | 43 | 43 |
| 2005 | 29 | 38 |
| 2006 | 36 | 46 |
| 2007 | 30 | 30 |
| 2008 | 21 | 44 |
| 2009 | 15 | 24 |
| 2010 | 30 | 40 |
| 2011 | 31 | 49 |
| 2012 | 37 | 36 |
| 2013 | 26 | 39 |
| 2014 | 20 | 57 |
| 2015 | 39 | 50 |
| 2016 | 33 | 51 |
| 2017 | 40 | 54 |
| 2018 | 40 | 48 |
| 2019 | 51 | 65 |
| 2020 | 52 | 73 |
| 2021 | 39 | 65 |
| 2022 | 46 | 62 |
| 2023 | 50 | 64 |
| 2024 | 60 | 59 |
| 2025 | 48 | 60 |
| 2026 | 26 | 30 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for creating cell processing protocols15 Sep 2026US 12,734,284 B2Haemonetics Corporation
- Centrifugal separators and skid for separating biocomponents and methods of use15 Sep 2026US 12,734,530 B2Life Technologies Corporation
- Centrifugal piston and centrifugal separation device having same8 Sep 2026US 12,728,427 B2
- Interface detection and control using a photodetector array1 Sep 2026US 12,722,163 B2Fenwal, Inc.
- Integrated autotransfusion bowl and fluid line organizer4 Aug 2026US 12,697,421 B2Sorin Group Italia S.r.l.
- Centrifuge syringe1 Oct 2026US 2026/0295575 A1Hubertus Goller Gesellschaft M.B.H.
- A method of operating a centrifugal separator1 Oct 2026US 2026/0295599 A1Alfa Laval Corporate AB
- Pbmc separation systems and methods of use10 Sep 2026US 2026/0264081 A1Aridica Corporation
- Hand-held spinning centrifugal microfluidics systems and the applications thereof10 Sep 2026US 2026/0264092 A1City University of Hong Kong
- Blood separation device10 Sep 2026US 2026/0264093 A1
Most cited
By later US patents
- Method and apparatus for determining distribution of fluids317US 4,671,102 AShell Oil Company · 1987
- Plasma concentrate and tissue sealant methods and apparatuses for making concentrated plasma and/or tissue sealant316US 5,585,007 APlasmaseal LLC · 1996
- Plasmapheresis apparatus284US 4,086,924 AHaemonetics Corporation · 1978
- Apparatus for separating blood into components thereof257US 4,303,193 AHaemonetics Corporation · 1981
- Blood collection and processing system252US 5,100,564 APall Corporation · 1992