Filings by year

C01D 3/24: granted patents and published applications per publication year
YearGranted patentsPublished applications
198810
198900
199000
199120
199210
199300
199400
199500
199600
199700
199800
199900
200000
200100
200210
200301
200401
200511
200614
200700
200800
200900
201000
201111
201202
201301
201410
201501
201610
201701
201810
201901
202000
202111
202210
202300
202401

By publication year. Applications have been published since 2001.

Recent patents

Most cited

By later US patents