C02F 3/109
Characterized by the shape
Official title: {Characterized by the shape (C02F3/104 takes precedence)}
C02F3/109 (Characterized by the shape) appears on 84 US grants and 124 published applications in this corpus.
Search patents in C02F- Granted patents
- 84
- Published applications
- 124
- Assignees
- 73
- Inventors
- 238
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 6 | 11 |
| 2012 | 1 | 4 |
| 2013 | 3 | 4 |
| 2014 | 6 | 7 |
| 2015 | 4 | 11 |
| 2016 | 2 | 11 |
| 2017 | 8 | 13 |
| 2018 | 7 | 3 |
| 2019 | 7 | 8 |
| 2020 | 5 | 8 |
| 2021 | 3 | 13 |
| 2022 | 11 | 8 |
| 2023 | 6 | 4 |
| 2024 | 6 | 6 |
| 2025 | 5 | 8 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Biofilm reactor having at least one weighted member22 Sep 2026US 12,741,894 B2
- Biofilter block and use thereof for wastewater treatment10 Mar 2026US 12,570,558 B2Premier Tech Eau Et Environnement LtéE
- Biofilm reactor for treating wastewater7 Oct 2025US 12,434,988 B2
- Bioreactor insert and biofilm support, related apparatus and related methods1 Jul 2025US 12,344,830 B2The Regents of the University of Michigan
- Method for advanced bioelectrochemical treatment of pollutants20 May 2025US 12,304,844 B2Advanced Environmental Technologies, LLC
- Waste Water Treatment by the Cleanbox Module6 Aug 2026US 2026/0225930 A1
- Biolfilm bioreactor including thermal management and substance delivery elements, related apparatus, and related methods5 Feb 2026US 2026/0035718 A1The Regents of the University of Michigan
- Biofilm reactor for treating wastewater29 Jan 2026US 2026/0028258 A1
- Microbial supports for treating water15 Jan 2026US 2026/0015270 A11489344 Alberta Ltd.
- Device for filtering and purifying greywater or other wastewater to generate a new, clean and safe water source by means of a biological filter20 Nov 2025US 2025/0353763 A1Pontificia Universidad Catolica De Chile
Most cited
By later US patents
- Media for filtration40US 5,779,886 A1998
- Method and apparatus for desalinating sea water11US 8,062,527 B2Kobelco Eco-Solutions Co., Ltd. · 2011
- Method for desalinating sea water9US 8,070,953 B2Kobelco Eco-Solutions Co., Ltd. · 2011
- Method and apparatus for desalinating sea water9US 8,070,954 B2Kobelco Eco-Solutions Co., Ltd. · 2011
- Biofilm remediation of fracture fluid9US 8,425,775 B2Allegheny-Singer Research Institute · 2013