C25D 13/24
Regeneration of process liquids
C25D13/24 (Regeneration of process liquids) appears on 37 US grants and 23 published applications in this corpus.
Search patents in C25D- Granted patents
- 37
- Published applications
- 23
- Assignees
- 34
- Inventors
- 108
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 3 | 0 |
| 2021 | 0 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for cleaning electrophoretic coating baths, and device therefor17 Jun 2025US 12,331,419 B2BASF Coatings GmbH
- Electrodeposition coating method and electrodeposition coating apparatus4 Jul 2023US 11,692,280 B2Mazda Motor Corporation
- Electrodeposition coating facility3 May 2022US 11,319,641 B2Taikisha Ltd.
- Electrodeposition paint recovery system and method21 Jul 2020US 10,718,061 B2Asahi Kasei Kabushiki Kaisha
- Electrodeposition system and electrodeposition method9 Jun 2020US 10,676,839 B2Mazda Motor Corporation
- Systems, methods, and interfaces for optimizing compositional metrics of an e-coat bath26 Jun 2025US 2025/0207289 A1PPG Industries Ohio, Inc.
- Method and device for synthesis of diamond and all other allotropic forms of carbon by liquid phase synthesis24 Nov 2022US 2022/0372646 A1Diarotech S.A.
- Method for cleaning electrophoretic coating baths, and device therefor4 Aug 2022US 2022/0243354 A1BASF Coatings GmbH
- Electrodeposition Coating Facility12 Aug 2021US 2021/0246566 A1Taikisha Ltd.
- Electrodeposition coating method and electrodeposition coating apparatus4 Mar 2021US 2021/0062357 A1Mazda Motor Corporation
Most cited
By later US patents
- Positive-charged ultrafiltration membrane for the separation of cathodic/electrodeposition-paint compositions15US 4,412,922 AAbcor, Inc. · 1983
- Removal of acid from cathodic electrocoating baths by electrodialysis12US 4,883,573 ABASF SE · 1989
- Electro ultrafiltration process and apparatus11US 3,945,900 ADorr-Oliver Incorporated · 1976
- Process for controlling pollution and contamination in the electrodeposition of paint10US 4,153,548 ANalco Chemical Company · 1979
- Removal of acid from cathodic electrocoating baths by electrodialysis7US 5,114,554 ABASF SE · 1992