C02F 2303/26
Reducing the size of particles, liquid droplets or bubbles
Official title: Reducing the size of particles, liquid droplets or bubbles, e.g. by crushing, grinding, spraying, creation of microbubbles or nanobubbles
C02F2303/26 (Reducing the size of particles, liquid droplets or bubbles) appears on 266 US grants and 434 published applications in this corpus.
Search patents in C02F- Granted patents
- 266
- Published applications
- 434
- Assignees
- 283
- Inventors
- 883
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 4 | 1 |
| 2007 | 3 | 6 |
| 2008 | 4 | 11 |
| 2009 | 6 | 12 |
| 2010 | 4 | 13 |
| 2011 | 4 | 8 |
| 2012 | 6 | 9 |
| 2013 | 8 | 11 |
| 2014 | 7 | 7 |
| 2015 | 5 | 13 |
| 2016 | 7 | 24 |
| 2017 | 9 | 16 |
| 2018 | 16 | 19 |
| 2019 | 24 | 25 |
| 2020 | 18 | 39 |
| 2021 | 22 | 41 |
| 2022 | 24 | 42 |
| 2023 | 24 | 31 |
| 2024 | 27 | 45 |
| 2025 | 16 | 33 |
| 2026 | 16 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method of using nanobubbles in a dewatering process for a liquid-solid stream8 Sep 2026US 12,729,146 B2Moleaer, Inc.
- Flocculation cyclone device, marine plastic removal system using the same, ship provided with the system, and operation method for the ship16 Jun 2026US 12,654,179 B2Ambitious Technologies, LTD.
- Water processor19 May 2026US 12,631,279 B2Rapid Water Technologies LLC
- Device and method for treating liquid12 May 2026US 12,623,922 B2Millisecond Technologies Corp.
- Method and apparatus for wastewater treatment using ultrafine bubbles7 Apr 2026US 12,595,198 B2Ypf Tecnologia S.A.
- Method of producing hydrogen water6 Aug 2026US 2026/0223896 A1Pouch Pac Innovations, LLC
- Improved method and system for treatment of pfas contaminated wastewater and water utilizing gas nanobubbles30 Jul 2026US 2026/0217568 A1StreanGo Water Solutions, Inc.
- Water electrolysis device and skin cleansing device having the same30 Jul 2026US 2026/0217573 A1Apr Co., Ltd.
- System for reducing and utilizing carbon dioxide generated from sewage treatment plant2 Jul 2026US 2026/0182512 A1THEZONE Environment Technology Consultant
- Water purification system25 Jun 2026US 2026/0176159 A1Kyoraku Co., Ltd.
Most cited
By later US patents
- Ozone/ultraviolet water purification111US 4,230,571 A1980
- Method and apparatus for the disintegration and destruction of hazardous and toxic sludge materials53US 4,655,932 A1987
- Water recycling system46US 4,145,279 APure Cycle Corporation · 1979
- Method of treating sludge containing fibrous material36US 5,557,873 APCL/SMI, A Joint Venture · 1996
- Laminated microporous diffuser35US 6,436,285 B12002