C02F 2305/10
Photocatalysts
C02F2305/10 (Photocatalysts) appears on 640 US grants and 849 published applications in this corpus.
Search patents in C02F- Granted patents
- 640
- Published applications
- 849
- Assignees
- 518
- Inventors
- 1,988
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 4 |
| 2002 | 6 | 11 |
| 2003 | 12 | 10 |
| 2004 | 5 | 12 |
| 2005 | 5 | 23 |
| 2006 | 7 | 16 |
| 2007 | 8 | 24 |
| 2008 | 7 | 16 |
| 2009 | 7 | 22 |
| 2010 | 12 | 41 |
| 2011 | 13 | 35 |
| 2012 | 11 | 27 |
| 2013 | 19 | 33 |
| 2014 | 21 | 43 |
| 2015 | 25 | 33 |
| 2016 | 24 | 43 |
| 2017 | 26 | 43 |
| 2018 | 32 | 41 |
| 2019 | 31 | 56 |
| 2020 | 56 | 61 |
| 2021 | 55 | 45 |
| 2022 | 30 | 41 |
| 2023 | 42 | 52 |
| 2024 | 43 | 35 |
| 2025 | 52 | 47 |
| 2026 | 25 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalytic oxidation reactor and complete set of equipment22 Sep 2026US 12,741,893 B2Shanghai Municipal Engineering Design Institute (Group) Co., Ltd.
- Water treatment and purification method25 Aug 2026US 12,715,781 B2Imam Abdulrahman Bin Faisal University
- Synthesis of nanophotocatalyst for sewage water treatment4 Aug 2026US 12,698,224 B2King Saud University
- Bismuth/bismuth titanate heterojunction hollow nanospheres and method for preparing the same and application thereof28 Jul 2026US 12,691,437 B2Qilu University of Technology Shandong Academy
- Apparatus for irradiation14 Jul 2026US 12,678,521 B2Aquisense Inc.
- Method for degradation of pfas based on sonocatalysis1 Oct 2026US 2026/0296932 A1Schlumberger Technology Corporation
- Visible-light semiconductor heterostructure for polyfluoroalkyl substances (pfas) degradation27 Aug 2026US 2026/0250166 A1University of Central Florida Research Foundation, Inc.
- Metal-free catalyst for dye degradation and method of preparation thereof20 Aug 2026US 2026/0242251 A1King Fahd University of Petroleum and Minerals
- Method for forming a metal free catalyst by pyrolysis20 Aug 2026US 2026/0242252 A1King Fahd University of Petroleum and Minerals
- Semiconductor material and method of photocatalytic degradation using the semiconductor material13 Aug 2026US 2026/0233201 A1Imam Abdulrahman Bin Faisal University
Most cited
By later US patents
- Gas-solid photocatalytic oxidation of environmental pollutants131US 5,045,288 AArizona Board of Regents, a body corporate acting on behalf of Arizona State University · 1991
- Titanium dioxide photo-catalyzer130US 5,919,422 AToyoda Gosei Co., Ltd. · 1999
- Catalytic process for degradation of organic materials in aqueous and organic fluids to produce environmentally compatible products125US 4,861,484 ASynlize, Inc. · 1989
- Photocatalyst-binder compositions125US 5,616,532 AE. Heller & Company · 1997
- Fluid purification113US 5,126,111 ANutech Energy Systems Inc. · 1992