Filings by year

C07C 13/40: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197700
197810
197910
198030
198110
198200
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200000
200110
200201
200302
200412
200520
200600
200700
200801
200910
201000
201100
201200
201301
201411
201500
201611
201700
201800
201910
202000
202100
202200
202300
202400
202500
202601

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

Recent patents

Most cited

By later US patents