C23G 5/02
Cleaning or de-greasing metallic material by other methods: using organic solvents
Official title: using organic solvents
C23G5/02 (Cleaning or de-greasing metallic material by other methods: using organic solvents) appears on 885 US grants and 314 published applications in this corpus.
Search patents in C23G- Granted patents
- 885
- Published applications
- 314
- Assignees
- 319
- Inventors
- 1,090
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 18 | 0 |
| 1978 | 23 | 0 |
| 1979 | 9 | 0 |
| 1980 | 7 | 0 |
| 1981 | 12 | 0 |
| 1982 | 15 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 9 | 0 |
| 1986 | 12 | 0 |
| 1987 | 12 | 0 |
| 1988 | 12 | 0 |
| 1989 | 14 | 0 |
| 1990 | 20 | 0 |
| 1991 | 48 | 0 |
| 1992 | 55 | 0 |
| 1993 | 54 | 0 |
| 1994 | 33 | 0 |
| 1995 | 33 | 0 |
| 1996 | 38 | 0 |
| 1997 | 41 | 0 |
| 1998 | 52 | 0 |
| 1999 | 29 | 0 |
| 2000 | 27 | 0 |
| 2001 | 29 | 3 |
| 2002 | 20 | 19 |
| 2003 | 14 | 15 |
| 2004 | 9 | 14 |
| 2005 | 11 | 9 |
| 2006 | 5 | 11 |
| 2007 | 8 | 15 |
| 2008 | 4 | 7 |
| 2009 | 15 | 20 |
| 2010 | 12 | 17 |
| 2011 | 13 | 13 |
| 2012 | 11 | 18 |
| 2013 | 11 | 16 |
| 2014 | 10 | 14 |
| 2015 | 16 | 12 |
| 2016 | 10 | 8 |
| 2017 | 7 | 12 |
| 2018 | 5 | 12 |
| 2019 | 10 | 11 |
| 2020 | 7 | 5 |
| 2021 | 10 | 19 |
| 2022 | 11 | 13 |
| 2023 | 6 | 13 |
| 2024 | 8 | 8 |
| 2025 | 6 | 7 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Treatment station, treatment unit, and method for treating workpieces12 May 2026US 12,623,246 B2
- Method of cleaning an aluminum wheel10 Feb 2026US 12,544,877 B2International Marketing, Inc.
- Device and method for heat treatment of steels, including a wet cooling11 Nov 2025US 12,467,114 B2Fives Stein
- Apparatus and method for cleaning metal smallware1 Jul 2025US 12,343,675 B2IFP Europe S.r.l.
- Cognitive cleaning methods27 May 2025US 12,311,416 B2Angara Industries Limited
- Method of cleaning an aluminum wheel18 Jun 2026US 2026/0166676 A1International Marketing, Inc.
- Systems and methods for fluoride-ion cleaning of gas turbine components18 Jun 2026US 2026/0168112 A1GE Infrastructure Technology LLC
- Removing vulcanized rubber from metal components1 Jan 2026US 2026/0001108 A1Can Cleantech
- Compositions for cleaning metals9 Oct 2025US 2025/0313778 A1Dow Global Technologies LLC
- Method for Treating and Protecting Equipment Using Nanoparticle Compositions31 Jul 2025US 2025/0243399 A1Pig Sweep, LLC
Most cited
By later US patents
- Nitrosation of homocysteine as a method for treating homocysteinemia86US 5,385,937 AThe Brigham and Women S Hospital, Inc. · 1995
- Pentafluoropropene-based compositions80US 6,858,571 B2Honeywell International Inc. · 2005
- Novel solvent drying agent77US 4,169,807 ARCA Corporation · 1979
- Solvent recovery and reclamation system74US 5,232,476 ABaxter International Inc. · 1993
- Vapour phase treatment process and apparatus71US 4,838,476 AFluocon Technologies Inc. · 1989