Filings by year

C23G 5/02861: granted patents and published applications per publication year
YearGranted patentsPublished applications
197720
197810
197900
198010
198110
198230
198320
198410
198500
198600
198700
198800
198900
199010
199100
199200
199300
199400
199500
199600
199700
199810
199910
200010
200100
200201
200310
200400
200500
200602
200701
200811
200910
201012
201100
201210
201312
201420
201500
201600
201701
201801
201910
202000
202110
202201
202301
202421

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents