C02F 2209/09
Viscosity
C02F2209/09 (Viscosity) appears on 53 US grants and 83 published applications in this corpus.
Search patents in C02F- Granted patents
- 53
- Published applications
- 83
- Assignees
- 73
- Inventors
- 178
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 1 |
| 2007 | 1 | 6 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 3 |
| 2011 | 4 | 6 |
| 2012 | 2 | 2 |
| 2013 | 2 | 5 |
| 2014 | 1 | 6 |
| 2015 | 1 | 3 |
| 2016 | 1 | 4 |
| 2017 | 3 | 5 |
| 2018 | 5 | 2 |
| 2019 | 6 | 4 |
| 2020 | 0 | 1 |
| 2021 | 3 | 8 |
| 2022 | 3 | 6 |
| 2023 | 3 | 4 |
| 2024 | 6 | 1 |
| 2025 | 1 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrodialysis device for the desalination of water for oil and gas applications8 Apr 2025US 12,268,993 B2Mega Corporation
- Arrangement for treating wastewater5 Nov 2024US 12,134,570 B2
- Controlling the rheology of a metal ore residue22 Oct 2024US 12,122,884 B2Coatex
- Method for synergistic degradation treatment of polysaccharide-containing polymer wastewater by controllable—OH radical21 May 2024US 11,987,513 B2Xi'an Shiyou University
- Separation device and method to separate contaminants from contaminated water19 Mar 2024US 11,931,677 B2Hydra Water AB
- Altering properties of a fluid and magnetically assisted desalination6 Aug 2026US 2026/0225927 A1
- Method for liquid-solid separation2 Apr 2026US 2026/0091996 A1Kemira Oyj
- Airtight Storage Tank and Improved Method for Anaerobic Treatment of Slurry or Whey31 Jul 2025US 2025/0243100 A1Agrolinera Astur, S.L.
- System and recording device for fluid flow management10 Jul 2025US 2025/0224700 A1Droople SA
- Arrangements for treating wastewater2 Jan 2025US 2025/0002374 A1
Most cited
By later US patents
- Polymeric compositions and their production and uses30US 6,031,037 ACiba Specialty Chemicals Water Treatments Ltd. · 2000
- High performance polymer flocculating agents25US 5,879,564 ACytec Technology Corp. · 1999
- Hybrid copolymers21US 8,058,374 B2Akzo Nobel N. V. · 2011
- Hybrid copolymers19US 7,666,963 B2Akzo Nobel N. V. · 2010
- Production of a fermentation product15US 8,067,193 B2Ciba Specialty Chemicals Water Treatments Ltd. · 2011