B03D 3/02
Coagulation
B03D3/02 (Coagulation) appears on 42 US grants and 48 published applications in this corpus.
Search patents in B03D- Granted patents
- 42
- Published applications
- 48
- Assignees
- 45
- Inventors
- 134
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 5 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 5 |
| 2018 | 2 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 6 |
| 2021 | 2 | 6 |
| 2022 | 5 | 6 |
| 2023 | 4 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Accelerated settlement of flocs after electrocoagulation/electrochemical process using ballasted flocculation7 Apr 2026US 12,595,194 B2Evoqua Water Technologies LLC
- Method for removing silicon powder in coolant for monocrystalline silicon slicing with diamond wire10 Mar 2026US 12,569,784 B2Tcl Zhonghuan Renewable Energy Technology Co., Ltd.
- Processing of red mud in bauxite refining14 Jan 2025US 12,194,400 B2Enervoxa Inc.
- Systems and methods for activating and dewatering sludge using acoustic pressure shock waves8 Oct 2024US 12,110,238 B2Sanuwave, Inc.
- Systems and methods for dewatering slurries20 Aug 2024US 12,067,962 B2Vermeer Manufacturing Company
- Composition comprising charged polysaccharide and coagulant, and method of using the same23 Jul 2026US 2026/0209092 A1Paragon Solution Inc.
- Accelerated settlement of flocs after electrocoagulation/electrochemical process using ballasted flocculation2 Jul 2026US 2026/0184610 A1Evoqua Water Technologies LLC
- Equipment method and system for recovering minerals from ores waste sludge mining residues or any other granulated material using the liquefaction effect24 Apr 2025US 2025/0128184 A1
- Method for removing silicon powder in coolant for monocrystalline silicon slicing with diamond wire30 Jan 2025US 2025/0032959 A1Tcl Zhonghuan Renewable Energy Technology Co., Ltd.
- Systems and methods for dewatering slurries28 Nov 2024US 2024/0395234 A1Vermeer Manufacturing Company
Most cited
By later US patents
- Method for using ligands in particle separation84US 6,153,113 ACobe Laboratories, Inc. · 2000
- Method for separating fine particles by selective hydrophobic coagulation41US 5,161,694 AVirginia Tech Intellectual Properties, Inc. · 1992
- Method means for de-silting water38US 4,176,058 A1979
- Cell separation device using ultrasound and electrophoresis33US 6,245,207 B1Hitachi, Ltd. · 2001
- System for using ligands in particle separation32US 6,280,622 B1Gambro AB · 2001