B01D 21/262
By using a centrifuge
Official title: {by using a centrifuge}
B01D21/262 (By using a centrifuge) appears on 1,001 US grants and 1,067 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,001
- Published applications
- 1,067
- Assignees
- 655
- Inventors
- 1,994
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 14 | 0 |
| 1995 | 11 | 0 |
| 1996 | 17 | 0 |
| 1997 | 28 | 0 |
| 1998 | 30 | 0 |
| 1999 | 30 | 0 |
| 2000 | 18 | 0 |
| 2001 | 17 | 5 |
| 2002 | 16 | 22 |
| 2003 | 15 | 15 |
| 2004 | 9 | 11 |
| 2005 | 11 | 10 |
| 2006 | 8 | 19 |
| 2007 | 7 | 10 |
| 2008 | 11 | 17 |
| 2009 | 5 | 17 |
| 2010 | 10 | 16 |
| 2011 | 12 | 36 |
| 2012 | 19 | 44 |
| 2013 | 32 | 62 |
| 2014 | 23 | 40 |
| 2015 | 46 | 65 |
| 2016 | 45 | 64 |
| 2017 | 41 | 54 |
| 2018 | 55 | 68 |
| 2019 | 60 | 68 |
| 2020 | 56 | 73 |
| 2021 | 66 | 88 |
| 2022 | 61 | 78 |
| 2023 | 52 | 45 |
| 2024 | 52 | 54 |
| 2025 | 50 | 59 |
| 2026 | 21 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method and apparatus for applying aggregating sampling1 Sep 2026US 12,722,103 B2Fremonta Corporation
- Purification device18 Aug 2026US 12,709,593 B2Nippon Shokubai Co., Ltd.
- Process for producing a thermoplastic moulding compound comprising a thermoplastic copolymer A and a graft copolymer B4 Aug 2026US 12,698,351 B2Ineos Styrolution Group GmbH
- Extraction of guayule resin28 Jul 2026US 12,691,391 B2Bridgestone Corporation
- Method for producing dried solid, and dried solid8 Oct 2026US 2026/0308365 A1Yokogawa Electric Corporation
- Method and system for controlling purification process through color value monitoring, and method for producing polyhydroxyalkanoate resin1 Oct 2026US 2026/0297244 A1Cj Cheiljedang Corporation
- Apparatus and method for separating and concentrating a component of a fluid10 Sep 2026US 2026/0263969 A1Biomet Biologics, LLC
- Method and apparatus for applying aggregating sampling to food items10 Sep 2026US 2026/0266792 A1Fremonta Corporation
- Separator insert, separator and method for exchanging a separator insert27 Aug 2026US 2026/0249308 A1GEA Westfalia Separator Group GmbH
Most cited
By later US patents
- Enhanced yield platelet collection systems and methods216US 5,370,802 ABaxter International Inc. · 1994
- Centrifugation pheresis system202US 4,834,890 ABaxter International Inc. · 1989
- Time based interface detection systems for blood processing apparatus186US 5,316,667 ABaxter International Inc. · 1994
- Separator float for blood collection tubes with water swellable material176US 5,736,033 A1998
- Method for producing platelet rich plasma and/or platelet concentrate173US 6,398,972 B1Harvest Technologies Corporation · 2002