B03B 5/36
Devices therefor, other than using centrifugal force
B03B5/36 (Devices therefor, other than using centrifugal force) appears on 163 US grants and 107 published applications in this corpus.
Search patents in B03B- Granted patents
- 163
- Published applications
- 107
- Assignees
- 97
- Inventors
- 274
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 6 |
| 2005 | 1 | 6 |
| 2006 | 6 | 1 |
| 2007 | 1 | 2 |
| 2008 | 4 | 9 |
| 2009 | 3 | 7 |
| 2010 | 3 | 4 |
| 2011 | 3 | 2 |
| 2012 | 4 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 3 |
| 2015 | 1 | 8 |
| 2016 | 6 | 4 |
| 2017 | 5 | 5 |
| 2018 | 3 | 4 |
| 2019 | 3 | 7 |
| 2020 | 4 | 4 |
| 2021 | 5 | 4 |
| 2022 | 3 | 8 |
| 2023 | 6 | 4 |
| 2024 | 6 | 4 |
| 2025 | 3 | 8 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Centrifugal density separation of waste plastic6 Oct 2026US 12,752,283 B2Eastman Chemical Company
- Portable cooking system and apparatus for panning for gold19 May 2026US 12,629,694 B1
- Purification apparatus3 Mar 2026US 12,564,845 B2Shimadzu Corporation
- System and method for four dimensionally separating materials5 Aug 2025US 12,377,421 B2
- Apparatus and method for recovering precious metals, such as platinum, rhodium, gold, silver, etc., from contaminated cement27 May 2025US 12,311,381 B2Dietze & Schell Maschinenfabrik GmbH & Co. KG
- Cascading density separators for facilitating density-based classification of particulate material12 Mar 2026US 2026/0070066 A1
- System and method for four dimensionally separating materials27 Nov 2025US 2025/0360514 A1
- Hydrothermal upgrading and separation of mixed plastics9 Oct 2025US 2025/0312947 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Dechlorination of plastic materials using superheating in water18 Sep 2025US 2025/0289913 A1Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Apparatus and method for separating materials using stratification17 Jul 2025US 2025/0229275 A1
Most cited
By later US patents
- Recycling system100US 5,143,308 APlastic Recycling Alliance, LP · 1992
- Plastics separation and recycling methods73US 4,830,188 ARutgers, The State University · 1989
- System and process for separating and recovering/recycling solid wastes and waste streams49US 6,024,226 A2000
- Separation tank43US 5,100,545 AAdvanced Environmental Recycling Technologies, Inc. · 1992
- Particle separation device and method of separating particles39US 9,365,815 B2National Institute of Advanced Industrial Science and Technology · 2016