C10M 135/32
Heterocyclic sulfur, selenium or tellurium compounds
C10M135/32 (Heterocyclic sulfur, selenium or tellurium compounds) appears on 498 US grants and 165 published applications in this corpus.
Search patents in C10M- Granted patents
- 498
- Published applications
- 165
- Assignees
- 155
- Inventors
- 786
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 12 | 0 |
| 1979 | 10 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 11 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 13 | 0 |
| 1987 | 6 | 0 |
| 1988 | 17 | 0 |
| 1989 | 20 | 0 |
| 1990 | 24 | 0 |
| 1991 | 21 | 0 |
| 1992 | 22 | 0 |
| 1993 | 17 | 0 |
| 1994 | 29 | 0 |
| 1995 | 15 | 0 |
| 1996 | 26 | 0 |
| 1997 | 16 | 0 |
| 1998 | 25 | 0 |
| 1999 | 14 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 10 | 10 |
| 2003 | 14 | 12 |
| 2004 | 3 | 7 |
| 2005 | 7 | 5 |
| 2006 | 2 | 9 |
| 2007 | 0 | 0 |
| 2008 | 3 | 4 |
| 2009 | 5 | 2 |
| 2010 | 3 | 5 |
| 2011 | 3 | 4 |
| 2012 | 4 | 5 |
| 2013 | 2 | 4 |
| 2014 | 8 | 8 |
| 2015 | 5 | 3 |
| 2016 | 2 | 6 |
| 2017 | 2 | 6 |
| 2018 | 4 | 12 |
| 2019 | 5 | 10 |
| 2020 | 9 | 8 |
| 2021 | 9 | 10 |
| 2022 | 11 | 8 |
| 2023 | 3 | 10 |
| 2024 | 7 | 6 |
| 2025 | 6 | 7 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lubricant composition28 Jul 2026US 12,692,456 B2Idemitsu Kosan Co., Ltd.
- Transmission lubricants containing molybdenum19 May 2026US 12,630,779 B2Afton Chemical Corporation
- 1,4-benzoxazine compounds and lubricant compositions containing the same21 Apr 2026US 12,606,767 B2The Lubrizol Corporation
- Lubricating composition for vehicle transmissions21 Apr 2026US 12,606,768 B2Afton Chemical Corporation
- Lubricating oil composition, lubrication method, and transmission10 Mar 2026US 12,570,920 B2Idemitsu Kosan Co., Ltd.
- Water-soluble metalworking oil agent1 Oct 2026US 2026/0297450 A1Idemitsu Kosan Co., Ltd.
- Low particulate lubricious coating with vinyl pyrrolidone and acidic polymer-containing layers23 Apr 2026US 2026/0108663 A1SurModics, Inc.
- Mobility enhancer useful in manufacturing containers19 Feb 2026US 2026/0049260 A1Henkel AG & Co. KGaA
- Lubricating composition and method of lubricating an internal combustion engine20 Nov 2025US 2025/0354082 A1The Lubrizol Corporation
- Lubricating oil composition9 Oct 2025US 2025/0313774 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Thread sealant and anti-seize compound130US 5,093,015 AJet-Lube, Inc. · 1992
- 3-Isothiazolones as biocides87US 4,105,431 ARohm and Haas Company · 1978
- Nitrogen containing anti-oxidant compositions77US 4,798,684 AThe Lubrizol Corporation · 1989
- High oleic polyol esters, compositions and lubricants, functional fluids and greases containing the same73US 5,773,391 AThe Lubrizol Corporation · 1998
- Grease composition with improved antiwear properties61US 5,641,730 AChevron Chemical Company · 1997