C10M 2215/24

Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions: having hydrocarbon

Official title: having hydrocarbon substituents containing thirty or more carbon atoms, e.g. nitrogen derivatives of substituted succinic acid

C10M2215/24 (Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions: having hydrocarbon) appears on 3,840 US grants and 1,891 published applications in this corpus.

Search patents in C10M

Granted patents: 3,840
Published applications: 1,891
Assignees: 663
Inventors: 4,533
Latest grant: 15 Sep 2026

Filings by year

C10M 2215/24: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	140	0
1977	103	0
1978	124	0
1979	116	0
1980	91	0
1981	101	0
1982	76	0
1983	83	0
1984	74	0
1985	74	0
1986	54	0
1987	84	0
1988	75	0
1989	108	0
1990	107	0
1991	95	0
1992	109	0
1993	111	0
1994	122	0
1995	105	0
1996	118	0
1997	128	0
1998	150	0
1999	109	0
2000	84	0
2001	84	15
2002	55	55
2003	79	78
2004	47	79
2005	28	77
2006	10	73
2007	13	61
2008	30	86
2009	17	52
2010	58	86
2011	59	66
2012	40	83
2013	55	59
2014	52	78
2015	66	87
2016	62	83
2017	48	94
2018	41	126
2019	79	137
2020	86	89
2021	78	60
2022	56	67
2023	50	58
2024	40	55
2025	43	58
2026	23	29

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions: having hydrocarbon

Filings by year

Subgroups

Recent patents

Most cited