Filings by year

C07C 2/30: granted patents and published applications per publication year
YearGranted patentsPublished applications
197630
197720
197830
197920
198030
198160
198270
1983140
198470
198530
198640
198720
198870
1989100
199030
199160
199230
199350
199420
199560
199640
199760
1998150
199980
200090
200134
200254
200343
200411
200534
200600
200742
200812
200918
201033
201114
201253
201359
201434
201533
201675
201748
201875
2019610
202024
20211210
2022510
202376
202438
202586
202633

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

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By later US patents