Filings by year

C01F 7/64: granted patents and published applications per publication year
YearGranted patentsPublished applications
197610
197700
197800
197900
198000
198100
198210
198300
198410
198500
198600
198710
198800
198910
199000
199100
199200
199300
199410
199500
199600
199700
199800
199900
200000
200100
200210
200300
200400
200500
200600
200700
200801
200900
201000
201100
201200
201300
201400
201500
201600
201700
201800
201900
202000
202100
202200
202301
202400
202500
202610

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