C10M 177/00
Special methods of preparation of lubricating compositions
Official title: Special methods of preparation of lubricating compositions; Chemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C10M177/00 (Special methods of preparation of lubricating compositions) appears on 722 US grants and 743 published applications in this corpus.
Search patents in C10M- Granted patents
- 722
- Published applications
- 743
- Assignees
- 418
- Inventors
- 1,967
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 11 | 0 |
| 1992 | 13 | 0 |
| 1993 | 13 | 0 |
| 1994 | 9 | 0 |
| 1995 | 19 | 0 |
| 1996 | 10 | 0 |
| 1997 | 16 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 3 |
| 2002 | 8 | 5 |
| 2003 | 1 | 6 |
| 2004 | 6 | 22 |
| 2005 | 7 | 18 |
| 2006 | 6 | 23 |
| 2007 | 10 | 31 |
| 2008 | 13 | 27 |
| 2009 | 12 | 26 |
| 2010 | 23 | 25 |
| 2011 | 22 | 34 |
| 2012 | 25 | 23 |
| 2013 | 25 | 33 |
| 2014 | 25 | 35 |
| 2015 | 23 | 47 |
| 2016 | 30 | 53 |
| 2017 | 37 | 34 |
| 2018 | 36 | 38 |
| 2019 | 31 | 20 |
| 2020 | 29 | 30 |
| 2021 | 24 | 39 |
| 2022 | 42 | 43 |
| 2023 | 26 | 45 |
| 2024 | 30 | 33 |
| 2025 | 34 | 32 |
| 2026 | 25 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricant compositions for reduced pre-ignition in hydrogen fueled engines29 Sep 2026US 12,747,407 B2Infineum International Limited
- Process to make finished base oils and white oils from dewaxed bulk base oils25 Aug 2026US 12,716,037 B2Chevron U. S. A. Inc.
- Slick durable seal18 Aug 2026US 12,710,097 B2Uchicago Argonne, LLC
- Alkylated napthalene blendstocks and processes for producing the same11 Aug 2026US 12,703,833 B2ExxonMobil Technology and Engineering Company
- Anti-stiction ionic lubricants in MEMS devices11 Aug 2026US 12,703,834 B1Texas Instruments Incorporated
- Catalytic depolymerisation of polymeric materials10 Sep 2026US 2026/0265630 A1GreenMantra Recycling Technologies Ltd.
- Raw material of grease, method for producing raw material of grease, method for producing grease, and grease10 Sep 2026US 2026/0265638 A1Jtekt Corporation
- Nanomaterial-containing friction reducer for water-based drilling fluid, and preparation method therefor13 Aug 2026US 2026/0234460 A1China University of Petroleum (East China)
- Producing polyurea-thickened lubricating greases having improved lubrication properties and aging stability13 Aug 2026US 2026/0234490 A1Fuchs SE
- Metal working fluid decontamination apparatus6 Aug 2026US 2026/0224763 A1
Most cited
By later US patents
- Anti-seize thread compound118US 5,536,422 AJet-Lube, Inc. · 1996
- Oil filter containing an oil soluble thermoplastic additive material therein116US 5,591,330 AT/F Purifiner, Inc. · 1997
- Method for rejuvenating lubricating oils113US 5,069,799 AExxon Research & Engineering Co. · 1991
- Method for removing polynuclear aromatics from used lubricating oils111US 5,225,081 AExxon Research & Engineering Co. · 1993
- Container for oil-additive release107US 4,066,559 APhillips Petroleum Company · 1978