Filings by year

B02C 19/0081: granted patents and published applications per publication year
YearGranted patentsPublished applications
197630
197700
197860
197920
198040
198130
198200
198320
198400
198510
198610
198720
198840
198940
199040
199140
199260
1993140
199470
199530
199650
199740
199870
199980
200050
200153
200252
200323
200423
200523
200632
200733
200802
200958
201057
201145
201232
201332
201423
201515
201612
201743
201823
201923
202001
202134
202232
202305
202423
202514
202622

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

Subgroups

Granted patents