Filings by year

C07C 321/26: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198000
198100
198200
198300
198400
198500
198600
198700
198800
198900
199010
199110
199200
199300
199410
199500
199600
199700
199820
199910
200000
200100
200200
200302
200413
200523
200611
200720
200820
200902
201011
201111
201211
201334
201412
2015310
201674
201775
201842
201934
202012
202123
202215
202333
202428
202522
202643

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

Recent patents

Most cited

By later US patents