Filings by year

C07C 27/12: granted patents and published applications per publication year
YearGranted patentsPublished applications
197910
198010
198100
198200
198300
198400
198500
198600
198700
198800
198900
199000
199110
199200
199310
199440
199500
199600
199710
199800
199900
200000
200110
200211
200304
200411
200524
200630
200700
200801
200910
201001
201100
201201
201320
201401
201501
201611
201710
201805
201954
202030
202100
202201
202312
202412
202501
202612

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

Subgroups

Granted patents

Recent patents

Most cited

By later US patents