C07D 309/20

With hydrogen atoms and substituted hydrocarbon radicals directly attached to ring carbon

Official title: with hydrogen atoms and substituted hydrocarbon radicals directly attached to ring carbon atoms

C07D309/20 (With hydrogen atoms and substituted hydrocarbon radicals directly attached to ring carbon) appears on 143 US grants and 99 published applications in this corpus.

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Granted patents
143
Published applications
99
Assignees
93
Inventors
518
Latest grant
25 Nov 2025

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C07D 309/20: granted patents and published applications per publication year
YearGranted patentsPublished applications
197640
197750
197890
197920
198020
198150
198230
198350
198410
198540
198630
198710
198840
198950
199020
199110
199220
199340
199410
199520
199630
199700
199800
199920
200030
200130
200202
200321
200413
200508
200636
200739
200852
200947
201066
201125
201233
201362
201412
201556
201653
201734
201845
201933
202038
202133
202222
202301
202415
202523

By publication year. Applications have been published since 2001.

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