C07D 211/36

With hetero atoms or with carbon atoms having three bonds to hetero

Official title: with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

C07D211/36 (With hetero atoms or with carbon atoms having three bonds to hetero) appears on 5,042 US grants and 4,400 published applications in this corpus.

Search patents in C07D

Granted patents: 5,042
Published applications: 4,400
Assignees: 1,686
Inventors: 12,718
Latest grant: 6 Oct 2026

Filings by year

C07D 211/36: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	49	0
1977	81	0
1978	105	0
1979	66	0
1980	72	0
1981	66	0
1982	67	0
1983	59	0
1984	47	0
1985	62	0
1986	42	0
1987	38	0
1988	54	0
1989	55	0
1990	59	0
1991	62	0
1992	73	0
1993	85	0
1994	72	0
1995	70	0
1996	91	0
1997	129	0
1998	114	0
1999	117	0
2000	105	0
2001	108	30
2002	161	155
2003	137	215
2004	111	256
2005	114	231
2006	120	238
2007	111	205
2008	104	175
2009	164	208
2010	156	212
2011	120	191
2012	144	140
2013	148	133
2014	138	179
2015	141	186
2016	129	188
2017	184	181
2018	125	176
2019	151	161
2020	127	151
2021	121	132
2022	91	140
2023	87	169
2024	68	130
2025	89	132
2026	53	86

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

With hetero atoms or with carbon atoms having three bonds to hetero

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