C10M 169/041
The additives being macromolecular compounds only
Official title: {the additives being macromolecular compounds only}
C10M169/041 (The additives being macromolecular compounds only) appears on 432 US grants and 468 published applications in this corpus.
Search patents in C10M- Granted patents
- 432
- Published applications
- 468
- Assignees
- 229
- Inventors
- 1,224
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 7 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 13 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 11 | 0 |
| 2001 | 7 | 4 |
| 2002 | 12 | 2 |
| 2003 | 2 | 12 |
| 2004 | 2 | 11 |
| 2005 | 4 | 9 |
| 2006 | 5 | 17 |
| 2007 | 1 | 13 |
| 2008 | 4 | 4 |
| 2009 | 4 | 5 |
| 2010 | 10 | 8 |
| 2011 | 5 | 11 |
| 2012 | 5 | 15 |
| 2013 | 9 | 14 |
| 2014 | 15 | 20 |
| 2015 | 13 | 24 |
| 2016 | 13 | 23 |
| 2017 | 20 | 18 |
| 2018 | 9 | 32 |
| 2019 | 16 | 50 |
| 2020 | 27 | 37 |
| 2021 | 33 | 33 |
| 2022 | 28 | 30 |
| 2023 | 28 | 27 |
| 2024 | 18 | 25 |
| 2025 | 27 | 14 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sliding member14 Jul 2026US 12,680,049 B2Sumitomo Electric Industries, Ltd.
- Lubricant compositions including a polymerizable-acid graft polymer as a corrosion inhibitor7 Jul 2026US 12,674,114 B2Dow Global Technologies LLC
- Lubricating oil viscosity index improver and lubricating oil composition containing the same30 Jun 2026US 12,668,757 B2DL Chemical CO., LTD.
- Lubricants for use in vapor-compression systems19 May 2026US 12,630,780 B2The Lubrizol Corporation
- Base oil and lubricating fluid composition containing said base oil17 Mar 2026US 12,577,491 B2Fuchs SE
- Viscosity index improver composition and lubricating oil composition20 Aug 2026US 2026/0242690 A1Sanyo Chemical Industries, Ltd.
- Lubricating fluid for internal combustion engines fueled with alternative combustion fuels having high auto-ignition temperatures13 Aug 2026US 2026/0234497 A1Afton Chemical Corporation
- Lubricating oil composition30 Jul 2026US 2026/0218080 A1Eneos Corporation
- Maleic acid-based additive, grease composition, and rolling bearing23 Jul 2026US 2026/0209628 A1DIC Corporation
- Wear inhibitor and lubricating oil composition9 Jul 2026US 2026/0193560 A1Sanyo Chemical Industries, Ltd.
Most cited
By later US patents
- Composite microsphere and lubricant mixture106US 5,549,743 AGenesis Composites, L.C. · 1996
- Composite microsphere and lubricant mixture90US 5,421,874 AGenesis Composites, L.C. · 1995
- Composite microsphere and lubricant mixture88US 5,626,657 ANIKE, Inc. · 1997
- High performance engine oil86US 6,713,438 B1Mobil Oil Corporation · 2004
- Traction fluid formulation67US 6,372,696 B1The Lubrizol Corporation · 2002