Filings by year

C11D 9/444: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197710
197820
197900
198000
198100
198200
198300
198400
198510
198610
198710
198810
198900
199010
199130
199210
199330
199400
199500
199600
199700
199800
199900
200000
200100
200200
200301
200400
200501
200611
200701
200803
200902
201022
201130
201212
201301
201410
201511
201601
201712
201802
201931
202003
202101
202233
202344
202421

By publication year. Applications have been published since 2001.