C10M 175/02
Mineral-oil based
Official title: mineral-oil based
C10M175/02 (Mineral-oil based) appears on 38 US grants and 29 published applications in this corpus.
Search patents in C10M- Granted patents
- 38
- Published applications
- 29
- Assignees
- 34
- Inventors
- 74
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 2 | 5 |
| 2013 | 2 | 0 |
| 2014 | 2 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 3 | 5 |
| 2020 | 1 | 1 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 1 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of producing lube base oil and lube base oil produced thereby21 Apr 2026US 12,606,755 B2SK Enmove Co., Ltd.
- Solvency enhancer compositions, methods of preparation and methods of use thereof10 Mar 2026US 12,570,916 B2Fluitec N.V.
- Method and system for re-refining and upgrading used oil14 Jan 2025US 12,195,696 B2ReGen III Corp.
- Solvency enhancer compositions, methods of preparation and methods of use thereof16 Apr 2024US 11,959,040 B2Fluitec N.V.
- Method and system for re-refining and upgrading used oil16 Jan 2024US 11,873,463 B2ReGen III Corp.
- Control method for circulation and reclamation of industrial oil, control system for circulation and reclamation of industrial oil, and production method for reclaimed industrial oil composition1 Oct 2026US 2026/0297453 A1Citizen Watch Co., Ltd.
- Use of re-refined base oil25 Jun 2026US 2026/0176543 A1Shell USA, Inc.
- Method of producing lube base oil and lube base oil produced thereby23 Jan 2025US 2025/0026997 A1SK Enmove Co., Ltd.
- Solvency enhancer compositions, methods of preparation and methods of use thereof18 Jul 2024US 2024/0240099 A1Fluitec N.V.
- Method and system for re-refining and upgrading used oil25 Apr 2024US 2024/0132799 A1ReGen III Corp.
Most cited
By later US patents
- Used oil re-refining69US 4,512,878 AExxon Research & Engineering Co. · 1985
- Recycling of metalworking fluids27US 4,636,317 AFluid Recycling Services, Inc. · 1987
- Mobile waste oil cleaning apparatus20US 4,396,504 A1983
- Process for the working up of salvage oil14US 4,797,198 AKrupp-Koppers GmbH · 1989
- Process for converting waste motor oil to diesel fuel14US 5,885,444 AGreen Oasis Environmental, Inc. · 1999