B04B 15/00
Centrifuges: other accessories for centrifuges
Official title: Other accessories for centrifuges
B04B15/00 (Centrifuges: other accessories for centrifuges) appears on 463 US grants and 430 published applications in this corpus.
Search patents in B04B- Granted patents
- 463
- Published applications
- 430
- Assignees
- 265
- Inventors
- 918
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 11 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 4 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 12 | 0 |
| 2001 | 7 | 0 |
| 2002 | 12 | 9 |
| 2003 | 7 | 7 |
| 2004 | 9 | 11 |
| 2005 | 6 | 9 |
| 2006 | 10 | 11 |
| 2007 | 9 | 6 |
| 2008 | 9 | 12 |
| 2009 | 4 | 12 |
| 2010 | 5 | 17 |
| 2011 | 14 | 23 |
| 2012 | 12 | 12 |
| 2013 | 15 | 28 |
| 2014 | 15 | 27 |
| 2015 | 12 | 23 |
| 2016 | 18 | 16 |
| 2017 | 7 | 22 |
| 2018 | 20 | 14 |
| 2019 | 23 | 26 |
| 2020 | 14 | 17 |
| 2021 | 21 | 23 |
| 2022 | 10 | 15 |
| 2023 | 14 | 20 |
| 2024 | 16 | 25 |
| 2025 | 19 | 29 |
| 2026 | 8 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B04B 15/02Centrifuges: other accessories for centrifuges: for cooling, heating, or heat insulating197
- B04B 15/06Centrifuges: other accessories for centrifuges: for cleaning bowls, filters, sieves, inserts, or91
- B04B 15/08Centrifuges: other accessories for centrifuges: for ventilating or producing a vacuum in89
- B04B 15/12Centrifuges: other accessories for centrifuges: for drying or washing the separated solid72
- B04B 15/10Centrifuges: other accessories for centrifuges: for forming a filtering layer in the6
- B04B 15/04Centrifuges: other accessories for centrifuges: for suppressing the formation of foam1
Recent patents
- Centrifugal separators and skid for separating biocomponents and methods of use15 Sep 2026US 12,734,530 B2Life Technologies Corporation
- Apparatus and method for isolating hydrogen from water11 Aug 2026US 12,703,628 B2Rtx Corporation
- Baffle assemblies, nozzles, and related methods for solid discharges of centrifuge separators16 Jun 2026US 12,654,176 B2Derrick Corporation
- Collecting device for a reaction vessel unit and reaction vessel unit26 May 2026US 12,636,649 B2BlueCat Solutions GmbH
- Continuous centrifugal dewatering device12 May 2026US 12,623,234 B2LG Chem.Ltd.
- A method of operating a centrifugal separator1 Oct 2026US 2026/0295599 A1Alfa Laval Corporate AB
- Portable Centrifuge with Vibration Dampening1 Oct 2026US 2026/0295602 A1ABC Med Tech Corp.
- Cooling System and Respective Operation1 Oct 2026US 2026/0298518 A1
- Jig for cap replacement24 Sep 2026US 2026/0284676 A1FUJIFILM Corporation
- Method for cleaning a separator3 Sep 2026US 2026/0257232 A1GEA Westfalia Separator Group GmbH
Most cited
By later US patents
- Centrifugal plasmapheresis device87US 4,531,932 ADideco S.p.A. · 1985
- Heating system for rotating members74US 4,632,908 AAbbott Laboratories · 1986
- Centrifuge unit64US 4,244,513 ACoulter Corporation · 1981
- Invertible filter centrifuge including a solids drier59US 6,159,360 AHeinkel Industriezentrifugen GmbH & Co. · 2000
- Method and apparatus for separating fluid components56US 7,445,125 B2Harvest Technologies Corporation · 2008