Filings by year

C07C 47/57: granted patents and published applications per publication year
YearGranted patentsPublished applications
197710
197820
197910
198020
198110
198220
198310
198420
198510
198610
198700
198810
198940
199020
199120
199230
199320
199430
199530
199630
199710
199820
199920
200000
200120
200201
200310
200415
200510
200621
200712
200823
200945
201047
201123
201211
201300
201402
201510
201613
201720
201801
201910
202002
202102
202222
202310
202410

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents