Filings by year

C07C 211/21: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197900
198000
198100
198210
198300
198400
198500
198600
198700
198800
198900
199010
199100
199200
199310
199400
199510
199610
199710
199800
199910
200000
200110
200210
200341
200412
200506
200651
200722
200820
200924
201022
201120
201214
2013113
201456
201565
2016118
201796
201825
201953
202047
202136
202284
202313
202424
202564
202604

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

Recent patents

Most cited

By later US patents