C02F 2305/06
Nutrients for stimulating the growth of microorganisms
C02F2305/06 (Nutrients for stimulating the growth of microorganisms) appears on 386 US grants and 556 published applications in this corpus.
Search patents in C02F- Granted patents
- 386
- Published applications
- 556
- Assignees
- 378
- Inventors
- 1,297
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 14 | 2 |
| 2002 | 11 | 16 |
| 2003 | 8 | 10 |
| 2004 | 8 | 14 |
| 2005 | 3 | 16 |
| 2006 | 12 | 16 |
| 2007 | 15 | 12 |
| 2008 | 11 | 16 |
| 2009 | 12 | 16 |
| 2010 | 9 | 30 |
| 2011 | 11 | 13 |
| 2012 | 12 | 24 |
| 2013 | 16 | 17 |
| 2014 | 10 | 27 |
| 2015 | 13 | 34 |
| 2016 | 14 | 20 |
| 2017 | 23 | 27 |
| 2018 | 17 | 18 |
| 2019 | 23 | 26 |
| 2020 | 10 | 25 |
| 2021 | 27 | 46 |
| 2022 | 17 | 25 |
| 2023 | 25 | 39 |
| 2024 | 22 | 33 |
| 2025 | 16 | 23 |
| 2026 | 17 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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.
- Anoxic bioreactor treatment followed by pH adjusted peroxide/iron treatment for enhanced, efficient selenium removal in wastewaters25 Aug 2026US 12,715,802 B2Evoqua Water Technologies LLC
- Methods for biological processing of hydrocarbon-containing substances and system for realization thereof28 Jul 2026US 12,692,444 B2CarbonadeUSA, Corp.
- Simultaneous nitritation and denitritation system21 Jul 2026US 12,686,625 B2Nexom
- System and method for cultivation of oxygenic photogranule16 Jun 2026US 12,655,049 B2University of Massachusetts
- Strain of paenibacillus glycanilyticus and application thereof in nitrogen removal treatment of nitrogen-containing aquaculture wastewater8 Oct 2026US 2026/0308511 A1Zhejiang Marine Fisheries Research Institute
- Methodology to remove soluble hydrocarbons from contaminated wastewater in a wastewater pond10 Sep 2026US 2026/0265096 A1Saudi Arabian Oil Company
- A concentric reactor for treating wastes from land-based aquaculture systems4 Jun 2026US 2026/0152423 A1Everblue Labs Ltd.
- Aerobic biological wastewater treatment in a continuous flow reactor4 Jun 2026US 2026/0152425 A1HaskoningDHV Nederland B.V.
- A method for improving biological manganese oxidation performance of manganese-oxidizing bacteria and application thereof14 May 2026US 2026/0132064 A1Qingdao University of Technology
Most cited
By later US patents
- Apparatus for on-site production of nitrate ions409US 7,514,058 B1The Lata Group, Inc. · 2009
- Wastewater treatment system and method54US 7,455,765 B2Siemens Water Technologies Corp. · 2008
- Process to improve the efficiency of a membrane filter activated sludge system51US 7,510,655 B2Siemens Water Technologies Corp. · 2009
- Method of selenium removal48US 6,183,644 B2Weber State University · 2001
- Conversion of inorganic ions to metal sulfides by microorganisms39US 4,789,478 A1988