C02F 2203/004
Comprising a selector reactor for promoting floc-forming or other bacteria
Official title: comprising a selector reactor for promoting floc-forming or other bacteria
C02F2203/004 (Comprising a selector reactor for promoting floc-forming or other bacteria) appears on 93 US grants and 130 published applications in this corpus.
Search patents in C02F- Granted patents
- 93
- Published applications
- 130
- Assignees
- 97
- Inventors
- 318
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 5 |
| 2014 | 3 | 2 |
| 2015 | 1 | 10 |
| 2016 | 6 | 5 |
| 2017 | 7 | 6 |
| 2018 | 7 | 10 |
| 2019 | 3 | 7 |
| 2020 | 5 | 11 |
| 2021 | 8 | 14 |
| 2022 | 13 | 8 |
| 2023 | 4 | 10 |
| 2024 | 8 | 11 |
| 2025 | 6 | 9 |
| 2026 | 7 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for wastewater treatment control through microorganism settling optimization6 Oct 2026US 12,753,099 B1
- Efficient nitrogen and phosphorus removal process system for mariculture tail water treatment15 Sep 2026US 12,735,339 B2Tianjin Research Institute for Water Transport Engineering, M.O.T.
- Method and installation for controlled microbiome shift for biomass densification in a biological treatment of a raw influent8 Sep 2026US 12,729,143 B2Newport Corporation
- System and method for cultivation of oxygenic photogranule16 Jun 2026US 12,655,049 B2University of Massachusetts
- Separation of fluids containing solids28 Apr 2026US 12,611,678 B2World Water Works, Inc.
- Systems for catalytically removing per- and polyfluoroalkyl substances from a fluid and related methods1 Oct 2026US 2026/0296939 A1Arizona Board of Regents on behalf of Arizona State University
- Aerobic biological wastewater treatment in a continuous flow reactor24 Sep 2026US 2026/0285722 A1HaskoningDHV Nederland B.V.
- Separation of fluids containing solids13 Aug 2026US 2026/0233236 A1World Water Works, Inc.
- Rapid granular sludge cultivation device and method for continuous flow anaerobic ammonium oxidation process30 Jul 2026US 2026/0217581 A1Beijing Drainage Group Co., Ltd
- System and method for continually growing high populations of active and adapted facultative anaerobes using organic wastes containing indigenous microbiology23 Jul 2026US 2026/0209685 A1Environmental Bioorganic Sciences Corporation
Most cited
By later US patents
- Controlling wastewater treatment by monitoring oxygen utilization rates107US 5,989,428 A1999
- Method of using wastewater flow equalization basins for multiple biological treatments35US 6,312,599 B12001
- Apparatus and method for wastewater treatment with enhanced solids reduction (ESR)34US 6,555,002 B2Premier Wastwater International, LLC · 2003
- Method for controlling filamentous organisms in wastewater treatment processes30US 4,891,136 AAmoco Corporation · 1990
- Apparatus and method for wastewater treatment with enhanced solids reduction (ESR)27US 6,605,220 B2Premier Wastewater International, LLC · 2003