Filings by year

C07C 275/50: granted patents and published applications per publication year
YearGranted patentsPublished applications
197670
197740
197840
197910
198030
198140
198250
198310
198410
198520
198600
198750
198820
198920
199030
199130
199220
199330
199430
199520
199610
199720
199800
199900
200030
200111
200232
200334
200414
200522
200622
200723
200824
200901
201014
201110
201226
201320
201451
201515
201620
201704
201813
201942
202021
202102
202223
202311
202400
202511
202601

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

Recent patents

Most cited

By later US patents