Filings by year

C01G 1/04: granted patents and published applications per publication year
YearGranted patentsPublished applications
197630
197700
197800
197900
198010
198100
198210
198300
198400
198500
198600
198700
198800
198900
199000
199100
199200
199300
199400
199500
199600
199700
199800
199900
200010
200100
200210
200311
200400
200522
200600
200700
200811
200900
201000
201100
201200
201300
201400
201500
201600
201700
201800
201901
202002
202100
202201
202331
202401

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents