Filings by year

B02C 19/0062: granted patents and published applications per publication year
YearGranted patentsPublished applications
197620
197710
197800
197910
198000
198100
198200
198300
198400
198510
198610
198710
198800
198910
199010
199100
199200
199310
199400
199530
199600
199700
199800
199910
200010
200100
200200
200310
200401
200501
200602
200700
200800
200901
201000
201114
201200
201321
201403
201500
201610
201700
201802
201914
202011
202121
202203
202321
202421
202520

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents